League game results -- American
Regular season
| Results |
| Date | # | Inn | Away | R | Home | R | Win | Loss | Save | GWRBI |
| 4/9/1990 | | | Det | 5 | Bos | 4 | Morris | Reardon | Henneman | Lemon |
| 4/9/1990 | | | Sea | 1 | Cal | 5 | Blyleven | Holman | Harvey | Bichette |
| 4/9/1990 | | | Mil | 2 | ChA | 1 | Bosio | Perez | Plesac | Brock |
| 4/9/1990 | | | Bal | 7 | KC | 2 | Milacki | Saberhagen | Price | Ripken,B |
| 4/9/1990 | | | Min | 1 | Oak | 2 | Stewart | Leach | Eckersley | Quirk |
| 4/9/1990 | | | Tor | 6 | Tex | 3 | Stottlemyre | Ryan | Henke | Felix |
| 4/10/1990 | | | Det | 6 | Bos | 5 | Nunez | Reardon | Henneman | Nokes |
| 4/10/1990 | | | ChA | 7 | Mil | 2 | King | Higuera | | Martinez |
| 4/10/1990 | | | Tex | 2 | Tor | 6 | Stieb | Hough | | Wilson |
| 4/10/1990 | | | Sea | 1 | Cal | 3 | Finley | Johnson | Harvey | Bichette |
| 4/10/1990 | | | Min | 0 | Oak | 1 | Welch | Smith | Eckersley | Henderson,R |
| 4/11/1990 | | | Det | 9 | Bos | 6 | Robinson | Dopson | Henneman | Fielder |
| 4/11/1990 | | | Tex | 3 | Tor | 13 | Cerutti | Brown | Ward | Myers |
| 4/11/1990 | | | Sea | 4 | Cal | 1 | Hanson | Langston | Schooler | Martinez,E |
| 4/11/1990 | | 10 | Bal | 8 | KC | 9 | Davis,M | Bautista | | Brett |
| 4/11/1990 | | | Min | 6 | Oak | 11 | Moore | Tapani | | Henderson,R |
| 4/12/1990 | | 10 | Bos | 6 | Det | 5 | Kiecker | Lugo | | Reed,Jo |
| 4/12/1990 | | | Cle | 7 | NYA | 2 | Black | LaPoint | | |
| 4/12/1990 | | | Tex | 3 | Tor | 8 | Flanagan | Moyer | Blair | Bell |
| 4/12/1990 | | | Min | 2 | Cal | 1 | West | McCaskill | Aguilera | Gagne |
| 4/13/1990 | | 10 | Mil | 5 | Bos | 4 | Plesac | Smith | | Felder |
| 4/13/1990 | | | Bal | 1 | Det | 4 | Morris | Harnisch | Lugo | Whitaker |
| 4/13/1990 | | | Tex | 1 | NYA | 4 | Perez | Witt | Righetti | Mattingly |
| 4/13/1990 | | | Min | 4 | Cal | 5 | Harvey | Leach | | Ray |
| 4/13/1990 | | | Cle | 1 | ChA | 9 | McDowell | Farrell | | Kittle |
| 4/13/1990 | | | Tor | 8 | KC | 1 | Key | Davis,S | | Bell |
| 4/13/1990 | | | Oak | 10 | Sea | 8 | Sanderson | Bankhead | Eckersley | Weiss |
| 4/14/1990 | | | Mil | 2 | Bos | 1 | Mirabella | Clemens | Plesac | Parker |
| 4/14/1990 | | | Bal | 4 | Det | 7 | Nunez | Johnson | Wapnick | Fielder |
| 4/14/1990 | | 10 | Tex | 3 | NYA | 2 | Russell,Je | Guetterman | Rogers | Huson |
| 4/14/1990 | | | Min | 6 | Cal | 4 | Smith | Blyleven | Aguilera | Gaetti |
| 4/14/1990 | | | Cle | 0 | ChA | 10 | Perez | Swindell | | Martinez |
| 4/14/1990 | | | Tor | 1 | KC | 5 | Saberhagen | Stottlemyre | | Eisenreich |
| 4/14/1990 | | | Oak | 3 | Sea | 0 | Stewart | Young | | Henderson,R |
| 4/15/1990 | | | Bal | 1 | Det | 5 | Robinson | Milacki | | Heath |
| 4/15/1990 | | | Tex | 5 | NYA | 2 | Hough | Cadaret | Russell,Je | Sierra |
| 4/15/1990 | | | Min | 6 | Cal | 2 | Tapani | Finley | Candelaria | Manrique |
| 4/15/1990 | | | Cle | 0 | ChA | 9 | Hibbard | Bearse | | Kittle |
| 4/15/1990 | | | Tor | 2 | KC | 0 | Stieb | Gordon | Henke | |
| 4/15/1990 | | | Oak | 1 | Sea | 5 | Holman | Welch | | Davis |
| 4/16/1990 | | | Mil | 4 | Bos | 6 | Boddicker | Higuera | Reardon | Rivera |
| 4/16/1990 | | | Bal | 15 | Tor | 2 | Tibbs | Cerutti | | Ripken,C |
| 4/16/1990 | | | Cle | 10 | KC | 5 | Candiotti | Gubicza | | Baerga |
| 4/16/1990 | | | Min | 2 | Sea | 3 | Johnson | West | Schooler | Reynolds |
| 4/17/1990 | | | NYA | 3 | Det | 2 | Leary | Tanana | Righetti | Winfield |
| 4/17/1990 | | | Bal | 10 | Tor | 0 | Ballard | Flanagan | | Milligan |
| 4/17/1990 | | | Oak | 2 | Cal | 6 | Langston | Moore | Eichhorn | Ray |
| 4/17/1990 | | | Bos | 5 | ChA | 6 | Thigpen | Murphy | | Fisk |
| 4/17/1990 | | | Cle | 5 | KC | 0 | Black | Dotson | | James,C |
| 4/17/1990 | | 10 | Min | 4 | Sea | 5 | Swift | Wayne | | |
| 4/17/1990 | | | Mil | 6 | Tex | 13 | Brown | Knudson | | Sierra |
| 4/18/1990 | | | NYA | 4 | Det | 6 | Nunez | Robinson | Henneman | Salas |
| 4/18/1990 | | | Bal | 5 | Tor | 9 | Key | Harnisch | | Olerud |
| 4/18/1990 | | | Oak | 7 | Cal | 3 | Sanderson | McCaskill | | Gallego |
| 4/18/1990 | | | Bos | 1 | ChA | 2 | McDowell | Clemens | Thigpen | Sosa |
| 4/18/1990 | | | Cle | 3 | KC | 4 | Davis,S | Farrell | Montgomery | Eisenreich |
| 4/18/1990 | | | Min | 4 | Sea | 6 | Young | Smith | Jackson | Reynolds |
| 4/18/1990 | | | Mil | 7 | Tex | 3 | Navarro | Russell,Je | | Hamilton |
| 4/19/1990 | | | Det | 2 | Bal | 4 | Johnson | Ritz | Olson | Horn |
| 4/19/1990 | | | NYA | 10 | Cle | 0 | Perez | Swindell | | Espinoza |
| 4/19/1990 | | | Sea | 4 | Oak | 9 | Burns | Eave | | Gallego |
| 4/19/1990 | | | Mil | 9 | Tex | 8 | Bosio | Witt | Krueger | Bates |
| 4/20/1990 | | | Det | 0 | Bal | 6 | Milacki | Robinson | | Ripken,B |
| 4/20/1990 | | | Bos | 4 | Mil | 2 | Lamp | Plesac | Reardon | Barrett |
| 4/20/1990 | | 10 | KC | 10 | Tor | 11 | Blair | Davis,M | | Olerud |
| 4/20/1990 | | | Cal | 6 | Min | 2 | Abbott | Tapani | Fraser | Parrish |
| 4/20/1990 | | | Sea | 4 | Oak | 10 | Welch | Holman | Honeycutt | Henderson,R |
| 4/20/1990 | | | NYA | 10 | Tex | 1 | Hawkins | Bohanon | | Cerone |
| 4/21/1990 | | | Det | 1 | Bal | 2 | Tibbs | Petry | Olson | Tettleton |
| 4/21/1990 | | | ChA | 7 | Cle | 2 | Perez | Candiotti | | Martinez |
| 4/21/1990 | | | Bos | 3 | Mil | 5 | Higuera | Hetzel | Mirabella | Surhoff |
| 4/21/1990 | | | KC | 1 | Tor | 3 | Stieb | Gubicza | Henke | |
| 4/21/1990 | | | Cal | 3 | Min | 1 | Blyleven | West | Harvey | Anderson |
| 4/21/1990 | | | Sea | 4 | Oak | 7 | Eckersley | Johnson | | Steinbach |
| 4/21/1990 | | | NYA | 2 | Tex | 7 | Hough | Cadaret | | Pettis |
| 4/22/1990 | | | Det | 2 | Bal | 6 | Ballard | Morris | | Anderson |
| 4/22/1990 | | | ChA | 5 | Cle | 2 | Jones | Black | Thigpen | Sosa |
| 4/22/1990 | | | Bos | 3 | Mil | 4 | Fossas | Reardon | | Deer |
| 4/22/1990 | | | KC | 5 | Tor | 4 | Gordon | Ward | Farr | Schulz |
| 4/22/1990 | | | Cal | 10 | Min | 7 | Finley | Anderson | Harvey | Venable |
| 4/22/1990 | | 10 | Sea | 3 | Oak | 4 | Nelson | Schooler | | Gallego |
| 4/22/1990 | | | NYA | 5 | Tex | 3 | Leary | Brown | Righetti | Polonia |
| 4/23/1990 | | | KC | 2 | Bal | 3 | Harnisch | Davis,S | Olson | Orsulak |
| 4/23/1990 | | | Cle | 8 | Tor | 1 | Farrell | Flanagan | | Webster |
| 4/23/1990 | | | Det | 6 | Min | 7 | Drummond | Gleaton | | Gaetti |
| 4/24/1990 | | | Oak | 3 | Bal | 1 | Stewart | Johnson | Eckersley | Henderson,R |
| 4/24/1990 | | | Cal | 1 | Bos | 6 | Clemens | Langston | | Greenwell |
| 4/24/1990 | | | KC | 7 | Mil | 5 | Crawford | Krueger | Montgomery | Jackson |
| 4/24/1990 | | | Sea | 2 | NYA | 4 | Guetterman | Swift | Righetti | Winfield |
| 4/24/1990 | | | Cle | 3 | Tor | 4 | Key | Swindell | Henke | McGriff |
| 4/24/1990 | | | Det | 7 | Min | 6 | Lugo | Berenguer | Henneman | Moseby |
| 4/24/1990 | | | ChA | 8 | Tex | 1 | King | Moyer | | Sosa |
| 4/25/1990 | | | Oak | 9 | Bal | 3 | Welch | Milacki | | Henderson,R |
| 4/25/1990 | | | Cal | 4 | Bos | 6 | Boddicker | McCaskill | Reardon | Buckner |
| 4/25/1990 | | | KC | 1 | Mil | 3 | Filer | Saberhagen | Plesac | Brock |
| 4/25/1990 | | | Sea | 2 | NYA | 4 | Perez | Holman | Righetti | Barfield |
| 4/25/1990 | | | Cle | 11 | Tor | 5 | Guante | Stottlemyre | | Browne |
| 4/25/1990 | | | Det | 3 | Min | 1 | Robinson | Tapani | Henneman | Nokes |
| 4/25/1990 | | | ChA | 6 | Tex | 4 | McDowell | Witt | Thigpen | Calderon |
| 4/26/1990 | | | Oak | 4 | Bal | 5 | Williamson | Honeycutt | | Bradley |
| 4/26/1990 | | | Cal | 4 | Bos | 3 | Fraser | Lamp | Harvey | Howell |
| 4/26/1990 | | | KC | 6 | Mil | 1 | Gubicza | Knudson | | White |
| 4/26/1990 | | | Sea | 4 | NYA | 2 | Johnson | Hawkins | Schooler | Leonard |
| 4/26/1990 | | | Cle | 3 | Tor | 4 | Stieb | Candiotti | Henke | Gruber |
| 4/26/1990 | | | ChA | 5 | Tex | 0 | Perez | Bohanon | | Sosa |
| 4/27/1990 | | | Sea | 2 | Bal | 3 | Price | Swift | Olson | Anderson |
| 4/27/1990 | | | Oak | 2 | Bos | 3 | Kiecker | Sanderson | Reardon | Boggs |
| 4/27/1990 | | | Min | 4 | Cle | 6 | Black | West | Jones | Webster |
| 4/27/1990 | | | Mil | 4 | Det | 2 | Navarro | Morris | Plesac | Parker |
| 4/27/1990 | | 10 | Cal | 2 | NYA | 3 | Righetti | Harvey | | Mattingly |
| 4/27/1990 | | | Tor | 1 | ChA | 2 | Hibbard | Cerutti | Thigpen | Calderon |
| 4/27/1990 | | | Tex | 7 | KC | 3 | Hough | Gordon | Jeffcoat | Franco |
| 4/28/1990 | | | Sea | 2 | Bal | 4 | Price | Jackson | Olson | |
| 4/28/1990 | | | Oak | 5 | Bos | 2 | Young | Harris | Eckersley | Canseco,J |
| 4/28/1990 | | | Min | 3 | Cle | 9 | Farrell | Anderson | | Baerga |
| 4/28/1990 | | | Mil | 8 | Det | 5 | Krueger | Tanana | Plesac | Yount |
| 4/28/1990 | | | Cal | 8 | NYA | 1 | Fraser | Cadaret | | Parrish |
| 4/28/1990 | | | Tor | 7 | ChA | 1 | Flanagan | Pall | | Gruber |
| 4/28/1990 | | | Tex | 3 | KC | 2 | Brown | Davis,S | Jeffcoat | Franco |
| 4/29/1990 | | | Sea | 0 | Bal | 12 | Johnson | Eave | | Anderson |
| 4/29/1990 | | | Oak | 2 | Bos | 3 | Clemens | Stewart | Reardon | Rivera |
| 4/29/1990 | | | Min | 6 | Cle | 1 | Smith | Swindell | Aguilera | Harper |
| 4/29/1990 | | | Mil | 8 | Det | 2 | Bosio | Petry | | Parker |
| 4/29/1990 | | | Cal | 3 | NYA | 4 | LaPoint | Langston | Righetti | |
| 4/29/1990 | | | Tor | 3 | ChA | 1 | Key | King | Henke | Borders |
| 4/29/1990 | | | Tex | 6 | KC | 4 | Rogers | Dotson | Moyer | Pettis |
| 4/30/1990 | | | Cal | 0 | Bal | 2 | Milacki | McCaskill | | Ripken,C |
| 4/30/1990 | | | Sea | 6 | Bos | 12 | Lamp | Jackson | | Kutcher |
| 4/30/1990 | | | Tor | 11 | Cle | 3 | Stottlemyre | Bearse | | Bell |
| 4/30/1990 | | | Mil | 4 | Det | 3 | Knudson | Robinson | Plesac | Sheffield |
| 4/30/1990 | | | Oak | 1 | NYA | 2 | Parker | Welch | | Velarde |
| 4/30/1990 | | | Tex | 2 | ChA | 4 | McDowell | Bohanon | Thigpen | Kittle |
| 5/1/1990 | | | Cal | 1 | Bal | 6 | Tibbs | Abbott | | Worthington |
| 5/1/1990 | | 10 | Sea | 4 | Bos | 3 | Swift | Lamp | Schooler | Cotto |
| 5/1/1990 | | | Tor | 6 | Cle | 5 | Stieb | Candiotti | Henke | Bell |
| 5/1/1990 | | | Min | 7 | Det | 6 | Tapani | Lugo | Aguilera | Gaetti |
| 5/1/1990 | | | Oak | 2 | NYA | 1 | Moore | Hawkins | Eckersley | Lansford |
| 5/1/1990 | | | Tex | 5 | ChA | 4 | Ryan | Perez | Russell,Je | Pettis |
| 5/1/1990 | | | Mil | 2 | KC | 3 | Saberhagen | Higuera | Montgomery | Brett |
| 5/2/1990 | | 10 | Cal | 3 | Bal | 2 | Harvey | Williamson | | Hill |
| 5/2/1990 | | | Sea | 5 | Bos | 6 | Gardner | Knackert | Reardon | Boggs |
| 5/2/1990 | | 10 | Tor | 4 | Cle | 5 | Jones | Ward | | James,C |
| 5/2/1990 | | | Min | 3 | Det | 0 | West | Morris | Candelaria | Bush |
| 5/2/1990 | | 12 | Oak | 3 | NYA | 1 | Eckersley | Guetterman | | Weiss |
| 5/2/1990 | | | Tex | 3 | ChA | 4 | Hibbard | Hough | Thigpen | Fisk |
| 5/3/1990 | | | Min | 5 | Det | 7 | Gibson | Anderson | Henneman | Fielder |
| 5/3/1990 | | | Cle | 3 | NYA | 1 | Farrell | Plunk | Jones | James,C |
| 5/3/1990 | | | Mil | 4 | KC | 7 | Gubicza | Navarro | Montgomery | Seitzer |
| 5/3/1990 | | | Cal | 2 | Sea | 7 | Young | Finley | | Griffey Jr. |
| 5/4/1990 | | | Det | 2 | Tor | 3 | Flanagan | Petry | Henke | Bell |
| 5/4/1990 | | | NYA | 7 | Cal | 3 | LaPoint | Langston | | Barfield |
| 5/4/1990 | | | ChA | 2 | KC | 3 | Gordon | Kutzler | Montgomery | Stillwell |
| 5/4/1990 | | | Bos | 3 | Oak | 4 | Stewart | Clemens | | McGwire |
| 5/4/1990 | | | Bal | 7 | Sea | 1 | Harnisch | Eave | | Tettleton |
| 5/5/1990 | | | Tex | 6 | Cle | 2 | Brown | Swindell | | Palmeiro |
| 5/5/1990 | | | Min | 2 | Mil | 4 | Bosio | Smith | Plesac | Brock |
| 5/5/1990 | | | Det | 9 | Tor | 3 | Robinson | Stottlemyre | | Salas |
| 5/5/1990 | | | NYA | 3 | Cal | 6 | McCaskill | Robinson | Harvey | Joyner |
| 5/5/1990 | | | ChA | 1 | KC | 3 | Dotson | King | Montgomery | Boone |
| 5/5/1990 | | | Bos | 3 | Oak | 5 | Welch | Boddicker | Honeycutt | |
| 5/5/1990 | | | Bal | 11 | Sea | 3 | Johnson | Holman | | Horn |
| 5/6/1990 | | | Min | 5 | Mil | 2 | Tapani | Higuera | Aguilera | Gladden |
| 5/6/1990 | | | Det | 4 | Tor | 6 | Key | DuBois | Henke | Gruber |
| 5/6/1990 | | | NYA | 5 | Cal | 6 | Harvey | Righetti | | Venable |
| 5/6/1990 | | | ChA | 2 | KC | 4 | Saberhagen | Perez | | Eisenreich |
| 5/6/1990 | | | Bos | 6 | Oak | 2 | Hetzel | Young | Reardon | Brunansky |
| 5/6/1990 | | | Bal | 6 | Sea | 9 | Swift | Holton | Schooler | Davis |
| 5/6/1990 | 1 | | Tex | 2 | Cle | 3 | Olin | Mielke | | Skinner |
| 5/6/1990 | 2 | | Tex | 3 | Cle | 6 | Shaw | Witt | Jones | Snyder |
| 5/7/1990 | | | KC | 4 | Cle | 9 | Black | Appier | | James,C |
| 5/7/1990 | | | Det | 6 | Mil | 4 | Gleaton | Knudson | Henneman | Trammell |
| 5/7/1990 | | | ChA | 5 | Tor | 1 | McDowell | Stieb | | Pasqua |
| 5/7/1990 | | | Bal | 5 | Cal | 6 | Eichhorn | Price | Harvey | Davis |
| 5/7/1990 | | | NYA | 0 | Oak | 2 | Moore | Leary | | Henderson,R |
| 5/7/1990 | | | Bos | 7 | Sea | 9 | Hanson | Harris | | Reynolds |
| 5/8/1990 | | | Det | 8 | Mil | 2 | Tanana | Navarro | Nunez | Trammell |
| 5/8/1990 | | | ChA | 8 | Tor | 11 | Acker | Hibbard | Ward | Gruber |
| 5/8/1990 | | | Bal | 1 | Cal | 2 | Bailes | Price | | Joyner |
| 5/8/1990 | | | Cle | 7 | Min | 3 | Farrell | West | Jones | Skinner |
| 5/8/1990 | | | NYA | 2 | Oak | 6 | Sanderson | Cadaret | | McGwire |
| 5/8/1990 | | 15 | Bos | 2 | Sea | 3 | Jackson | Gardner | | Valle |
| 5/8/1990 | | | KC | 3 | Tex | 4 | Ryan | Gubicza | Russell,Je | |
| 5/9/1990 | | | Det | 5 | Mil | 6 | Bosio | Petry | Plesac | Braggs |
| 5/9/1990 | | | ChA | 2 | Tor | 7 | Cummings | Kutzler | | McGriff |
| 5/9/1990 | | | Bal | 2 | Cal | 3 | Eichhorn | Olson | | Hill |
| 5/9/1990 | | | Cle | 5 | Min | 3 | Orosco | Candelaria | Jones | Brookens |
| 5/9/1990 | | | NYA | 4 | Oak | 1 | LaPoint | Stewart | Righetti | Hall |
| 5/9/1990 | | | Bos | 3 | Sea | 5 | Eave | Clemens | Comstock | Davis |
| 5/9/1990 | | | KC | 7 | Tex | 9 | Moyer | Farr | Rogers | Huson |
| 5/10/1990 | | | Tor | 8 | Det | 1 | Stottlemyre | Robinson | | Borders |
| 5/10/1990 | | | Cle | 4 | Min | 7 | Smith | Swindell | Aguilera | Gladden |
| 5/10/1990 | | | Cal | 8 | Sea | 11 | Jackson | Witt | Schooler | Martinez,E |
| 5/10/1990 | | | KC | 6 | Tex | 4 | Gordon | Brown | Montgomery | Stillwell |
| 5/11/1990 | | | Tor | 2 | Det | 5 | DuBois | Key | Henneman | Fielder |
| 5/11/1990 | | | Bos | 6 | Cal | 2 | Boddicker | Abbott | | Reed,Jo |
| 5/11/1990 | | | KC | 0 | ChA | 9 | King | Saberhagen | | Johnson |
| 5/11/1990 | | | Mil | 9 | Min | 8 | Krueger | Drummond | Plesac | Deer |
| 5/11/1990 | | | Bal | 2 | Oak | 8 | Welch | Milacki | Nelson | |
| 5/11/1990 | | | NYA | 3 | Sea | 5 | Johnson | Hawkins | Schooler | Briley |
| 5/11/1990 | | | Cle | 3 | Tex | 4 | Mielke | Orosco | Jeffcoat | Sierra |
| 5/12/1990 | | | Bos | 3 | Cal | 2 | Harris | Blyleven | Reardon | |
| 5/12/1990 | | | KC | 8 | ChA | 5 | Aquino | Perez | | Jackson |
| 5/12/1990 | | | Mil | 2 | Min | 3 | Tapani | Crim | | Mack |
| 5/12/1990 | | | Bal | 2 | Oak | 1 | Johnson | Young | Olson | Tettleton |
| 5/12/1990 | | | NYA | 1 | Sea | 2 | Hanson | Leary | | Reynolds |
| 5/12/1990 | | | Cle | 1 | Tex | 2 | Witt | Black | | Franco |
| 5/13/1990 | | | Tor | 3 | Det | 6 | Morris | Stieb | | Whitaker |
| 5/13/1990 | | | Bos | 5 | Cal | 8 | Finley | Hetzel | Harvey | White |
| 5/13/1990 | | | KC | 9 | ChA | 8 | Appier | Thigpen | | Shumpert |
| 5/13/1990 | | | Mil | 12 | Min | 9 | Krueger | Berenguer | | Braggs |
| 5/13/1990 | | | Bal | 1 | Oak | 6 | Moore | Tibbs | | Gallego |
| 5/13/1990 | | | NYA | 1 | Sea | 10 | Young | Cadaret | | Coles |
| 5/13/1990 | | | Cle | 3 | Tex | 12 | Hough | Farrell | | Incaviglia |
| 5/14/1990 | | | Tor | 3 | Det | 5 | Tanana | Cerutti | Henneman | Fielder |
| 5/14/1990 | | | Bos | 2 | KC | 5 | Davis,S | Clemens | Farr | Eisenreich |
| 5/14/1990 | | | Oak | 7 | Min | 4 | Stewart | Anderson | Eckersley | Steinbach |
| 5/15/1990 | | | Oak | 1 | Cle | 4 | Swindell | Sanderson | Jones | Fermin |
| 5/15/1990 | | | Cal | 10 | Mil | 7 | Fraser | Filer | Harvey | |
| 5/15/1990 | | 12 | Min | 4 | NYA | 5 | Guetterman | Candelaria | | Balboni |
| 5/15/1990 | | | Sea | 8 | Tor | 4 | Eave | Wills | | Brumley |
| 5/15/1990 | | | Bal | 3 | ChA | 1 | Harnisch | Hibbard | Olson | Ripken,C |
| 5/15/1990 | | | Det | 1 | Tex | 3 | Brown | Petry | Russell,Je | Baines |
| 5/16/1990 | | | Oak | 6 | Cle | 2 | Welch | Shaw | | Henderson,D |
| 5/16/1990 | | | Cal | 2 | Mil | 4 | Higuera | Abbott | Plesac | Sheffield |
| 5/16/1990 | | | Sea | 6 | Tor | 4 | Holman | Stottlemyre | Schooler | Martinez,E |
| 5/16/1990 | | | Bal | 5 | ChA | 1 | Milacki | Kutzler | | Ripken,B |
| 5/16/1990 | | | Bos | 3 | KC | 4 | Aquino | Boddicker | Montgomery | Brett |
| 5/16/1990 | | | Det | 1 | Tex | 5 | Bohanon | Robinson | Rogers | Daugherty |
| 5/17/1990 | | | Cal | 5 | Mil | 3 | Blyleven | Knudson | Harvey | Anderson |
| 5/17/1990 | | | Min | 2 | NYA | 0 | Tapani | LaPoint | | Mack |
| 5/17/1990 | | 10 | Sea | 4 | Tor | 3 | Schooler | Ward | | Bradley |
| 5/17/1990 | | | Bal | 7 | ChA | 6 | Williamson | Thigpen | Olson | Segui |
| 5/17/1990 | | 13 | Det | 1 | Tex | 0 | Henneman | Mielke | Lugo | Romero |
| 5/18/1990 | | | Tex | 1 | Bal | 4 | Johnson | Witt | Olson | Worthington |
| 5/18/1990 | | | Min | 0 | Bos | 6 | Harris | Drummond | | Evans |
| 5/18/1990 | | | Sea | 2 | Cle | 3 | Olin | Hanson | Jones | James,D |
| 5/18/1990 | | | Oak | 5 | Mil | 2 | Moore | Mirabella | Eckersley | McGwire |
| 5/18/1990 | | | KC | 9 | NYA | 1 | Saberhagen | Leary | | Macfarlane |
| 5/18/1990 | | | Cal | 1 | Tor | 8 | Stieb | Abbott | | Bell |
| 5/18/1990 | | | Det | 3 | ChA | 7 | Perez | DuBois | | Martinez |
| 5/19/1990 | | | Tex | 1 | Bal | 9 | Tibbs | Hough | | |
| 5/19/1990 | | | Min | 3 | Bos | 12 | Clemens | Anderson | Reardon | Reed,Jo |
| 5/19/1990 | | | Sea | 7 | Cle | 3 | Young | Farrell | Swift | Griffey Jr. |
| 5/19/1990 | | | Oak | 4 | Mil | 5 | Krueger | Honeycutt | Plesac | Diaz |
| 5/19/1990 | | | KC | 6 | NYA | 1 | Gubicza | Witt | | Perry |
| 5/19/1990 | | | Cal | 4 | Tor | 12 | Cerutti | Fetters | | Fernandez |
| 5/19/1990 | | | Det | 5 | ChA | 4 | Tanana | Jones | Henneman | Moseby |
| 5/20/1990 | | | Tex | 3 | Bal | 5 | Price | Brown | | Ripken,C |
| 5/20/1990 | | | Min | 8 | Bos | 4 | Smith | Hetzel | Berenguer | Moses |
| 5/20/1990 | | | Sea | 3 | Cle | 4 | Swindell | Bankhead | Jones | Alomar |
| 5/20/1990 | | | Oak | 10 | Mil | 7 | Burns | Bosio | | Phelps |
| 5/20/1990 | | | KC | 8 | NYA | 0 | Davis,S | Cary | | Eisenreich |
| 5/20/1990 | | 11 | Cal | 4 | Tor | 2 | Eichhorn | Henke | | Parrish |
| 5/20/1990 | | | Det | 0 | ChA | 7 | Hibbard | Petry | | Pasqua |
| 5/21/1990 | | | Min | 5 | Bal | 1 | West | Milacki | | Hrbek |
| 5/21/1990 | | | Tex | 2 | Bos | 8 | Boddicker | Bohanon | | Burks |
| 5/21/1990 | | | Cal | 2 | Cle | 1 | Blyleven | Olin | Harvey | Ray |
| 5/21/1990 | | | KC | 8 | Det | 4 | Gordon | Robinson | | Shumpert |
| 5/21/1990 | | | Sea | 1 | Mil | 5 | Higuera | Holman | | Parker |
| 5/21/1990 | | | ChA | 1 | NYA | 2 | Hawkins | Kutzler | Righetti | Velarde |
| 5/21/1990 | | | Oak | 2 | Tor | 3 | Stottlemyre | Nelson | | Borders |
| 5/22/1990 | | | Min | 7 | Bal | 6 | Wayne | Olson | Aguilera | Hrbek |
| 5/22/1990 | | | Tex | 11 | Bos | 6 | Witt | Kiecker | | Palmeiro |
| 5/22/1990 | | 10 | Cal | 2 | Cle | 3 | Jones | Harvey | | James,C |
| 5/22/1990 | | | KC | 8 | Det | 0 | Dotson | Morris | | Jackson |
| 5/22/1990 | | | Sea | 5 | Mil | 6 | Plesac | Swift | | Yount |
| 5/22/1990 | | | ChA | 0 | NYA | 2 | LaPoint | Perez | | Mattingly |
| 5/22/1990 | | 11 | Oak | 3 | Tor | 2 | Eckersley | Acker | | Randolph |
| 5/23/1990 | | | ChA | 4 | Bal | 1 | King | Johnson | Thigpen | Johnson |
| 5/23/1990 | | | KC | 2 | Bos | 3 | Harris | Saberhagen | Reardon | Greenwell |
| 5/23/1990 | | 16 | Tex | 9 | Det | 6 | Hoover | Gibson | | Russell,Jo |
| 5/23/1990 | | | Tor | 6 | Cal | 1 | Stieb | Abbott | | Lee |
| 5/23/1990 | | | NYA | 3 | Min | 4 | Candelaria | Leary | Wayne | |
| 5/23/1990 | | | Mil | 3 | Oak | 4 | Klink | Plesac | | Jose |
| 5/23/1990 | | | Cle | 7 | Sea | 4 | Guante | Hanson | Orosco | James,C |
| 5/24/1990 | | | ChA | 3 | Bal | 7 | Tibbs | McDowell | | Milligan |
| 5/24/1990 | | | KC | 6 | Bos | 0 | Gubicza | Clemens | | Brett |
| 5/24/1990 | | | Tex | 2 | Det | 11 | Tanana | Hough | | Fielder |
| 5/24/1990 | | | Tor | 4 | Cal | 1 | Wells | McCaskill | | Felix |
| 5/24/1990 | | | NYA | 1 | Min | 4 | Anderson | Witt | Leach | Hrbek |
| 5/24/1990 | | | Mil | 2 | Oak | 5 | Stewart | Filer | Eckersley | Canseco,J |
| 5/24/1990 | | | Cle | 5 | Sea | 6 | Schooler | Orosco | | Griffey Jr. |
| 5/25/1990 | | | ChA | 2 | Det | 3 | Petry | Hibbard | Nunez | Ward |
| 5/25/1990 | | | Mil | 6 | Cal | 5 | Crim | Harvey | Plesac | Yount |
| 5/25/1990 | | | NYA | 3 | KC | 8 | Davis,S | Cary | | Eisenreich |
| 5/25/1990 | | 11 | Bos | 5 | Min | 2 | Lamp | Leach | | Brunansky |
| 5/25/1990 | | | Cle | 4 | Oak | 6 | Sanderson | Olin | Eckersley | Canseco,J |
| 5/25/1990 | | | Tor | 4 | Sea | 5 | Swift | Blair | Schooler | Davis |
| 5/25/1990 | | | Bal | 5 | Tex | 3 | Harnisch | Brown | Olson | Tettleton |
| 5/26/1990 | | | ChA | 2 | Det | 4 | Robinson | Kutzler | Gleaton | Phillips |
| 5/26/1990 | | | Mil | 2 | Cal | 3 | Fraser | Plesac | | Joyner |
| 5/26/1990 | | | NYA | 1 | KC | 5 | Gordon | Hawkins | | Tabler |
| 5/26/1990 | | | Bos | 2 | Min | 5 | Wayne | Boddicker | Aguilera | Puckett |
| 5/26/1990 | | | Cle | 0 | Oak | 1 | Welch | Valdez,S | Eckersley | Randolph |
| 5/26/1990 | | | Tor | 2 | Sea | 0 | Stottlemyre | Holman | Henke | Wilson |
| 5/26/1990 | | | Bal | 12 | Tex | 5 | Milacki | Bohanon | | Tettleton |
| 5/27/1990 | | | ChA | 8 | Det | 9 | Nunez | Radinsky | | Trammell |
| 5/27/1990 | | | Mil | 0 | Cal | 4 | Finley | Wegman | | Joyner |
| 5/27/1990 | | 10 | NYA | 3 | KC | 5 | Appier | Righetti | | Jackson |
| 5/27/1990 | | | Bos | 7 | Min | 1 | Kiecker | Tapani | | Boggs |
| 5/27/1990 | | | Tor | 0 | Sea | 2 | Johnson | Cerutti | Swift | Martinez,E |
| 5/27/1990 | | | Bal | 14 | Tex | 3 | Holton | Witt | | Orsulak |
| 5/28/1990 | | | Cle | 4 | Cal | 0 | Black | Abbott | | Webster |
| 5/28/1990 | | | NYA | 1 | ChA | 8 | King | Leary | | |
| 5/28/1990 | | 10 | Det | 5 | KC | 6 | Farr | Henneman | | Palacios |
| 5/28/1990 | | | Bal | 7 | Min | 5 | Johnson | West | Olson | Tettleton |
| 5/28/1990 | | | Tor | 1 | Oak | 3 | Honeycutt | Ward | Eckersley | |
| 5/28/1990 | | 10 | Mil | 6 | Sea | 5 | Crim | Swift | Plesac | Spiers |
| 5/28/1990 | | | Bos | 7 | Tex | 3 | Reed,Je | Jeffcoat | | Burks |
| 5/29/1990 | | | Cle | 6 | Cal | 5 | Farrell | McCaskill | Jones | James,C |
| 5/29/1990 | | | NYA | 2 | ChA | 4 | McDowell | Witt | Thigpen | Guillen |
| 5/29/1990 | | | Det | 1 | KC | 4 | Gubicza | Tanana | Montgomery | Perry |
| 5/29/1990 | | 10 | Bal | 8 | Min | 4 | Olson | Candelaria | | Finley |
| 5/29/1990 | | | Tor | 1 | Oak | 3 | Stewart | Wells | Eckersley | Steinbach |
| 5/29/1990 | | 10 | Mil | 5 | Sea | 4 | Fossas | Schooler | Plesac | Deer |
| 5/29/1990 | | | Bos | 1 | Tex | 4 | Hough | Clemens | | Baines |
| 5/30/1990 | | | Cle | 4 | Cal | 5 | Langston | Candiotti | Harvey | Bichette |
| 5/30/1990 | | | NYA | 2 | ChA | 10 | Hibbard | Cary | | Martinez |
| 5/30/1990 | | | Det | 3 | KC | 12 | Davis,S | Petry | | Perry |
| 5/30/1990 | | | Bal | 5 | Min | 2 | Harnisch | Smith | | Finley |
| 5/30/1990 | | | Tor | 0 | Oak | 2 | Young | Blair | Eckersley | Canseco,J |
| 5/30/1990 | | | Mil | 3 | Sea | 4 | Knackert | Bosio | Swift | Davis |
| 5/30/1990 | | | Bos | 7 | Tex | 6 | Lamp | Barfield | Reardon | Brunansky |
| 5/31/1990 | | | Min | 5 | ChA | 2 | Guthrie | Kutzler | Aguilera | Newman |
| 5/31/1990 | | | Oak | 15 | KC | 4 | Welch | Gordon | | Canseco,J |
| 6/1/1990 | | | Bos | 1 | Cle | 0 | Boddicker | Swindell | | Quintana |
| 6/1/1990 | | | Bal | 1 | NYA | 2 | LaPoint | Ballard | Righetti | Kelly |
| 6/1/1990 | | | Mil | 7 | Tor | 2 | Higuera | Stottlemyre | | O'Brien |
| 6/1/1990 | | | Min | 4 | ChA | 3 | Berenguer | Perez | Aguilera | Harper |
| 6/1/1990 | | 10 | Oak | 4 | KC | 5 | Farr | Nelson | | Shumpert |
| 6/1/1990 | | | Det | 6 | Sea | 3 | Morris | Bankhead | Henneman | Heath |
| 6/1/1990 | | | Cal | 4 | Tex | 3 | Blyleven | Witt | Harvey | White |
| 6/2/1990 | | | Bos | 5 | Cle | 6 | Black | Harris | Jones | Jacoby |
| 6/2/1990 | | | Bal | 4 | NYA | 2 | Johnson | Leary | Olson | |
| 6/2/1990 | | | Mil | 4 | Tor | 6 | Cerutti | Wegman | Henke | Gruber |
| 6/2/1990 | | | Min | 5 | ChA | 3 | West | King | Leach | Dwyer |
| 6/2/1990 | | | Oak | 5 | KC | 4 | Moore | Saberhagen | Eckersley | McGwire |
| 6/2/1990 | | | Det | 2 | Sea | 5 | Johnson | Robinson | Schooler | Leonard |
| 6/2/1990 | | | Cal | 5 | Tex | 9 | Arnsberg | Bailes | | Sierra |
| 6/3/1990 | | | Bos | 9 | Cle | 6 | Clemens | Orosco | | Evans |
| 6/3/1990 | | 15 | Bal | 2 | NYA | 3 | Plunk | Olson | | Kelly |
| 6/3/1990 | | | Mil | 3 | Tor | 6 | Stieb | Knudson | Henke | Bell |
| 6/3/1990 | | | Min | 1 | ChA | 4 | McDowell | Anderson | Thigpen | Johnson |
| 6/3/1990 | | | Oak | 2 | KC | 10 | Gubicza | Stewart | | Jackson |
| 6/3/1990 | | | Det | 1 | Sea | 9 | Hanson | Tanana | | Giles |
| 6/3/1990 | | | Cal | 1 | Tex | 5 | Hough | Abbott | | Stanley |
| 6/4/1990 | | | NYA | 1 | Bos | 0 | Cary | Reardon | | |
| 6/4/1990 | | | Bal | 2 | Mil | 1 | Harnisch | Bosio | Price | Orsulak |
| 6/4/1990 | | | Cal | 0 | Tex | 4 | Brown | McCaskill | | Huson |
| 6/5/1990 | | | NYA | 3 | Bos | 7 | Dopson | Hawkins | | Pena |
| 6/5/1990 | | | Det | 5 | Cle | 3 | Petry | Candiotti | Henneman | Fielder |
| 6/5/1990 | | 16 | Bal | 8 | Mil | 5 | Holton | Krueger | Williamson | Bradley |
| 6/5/1990 | | | Min | 4 | Tor | 6 | Wells | Smith | Henke | Myers |
| 6/5/1990 | | | Sea | 4 | ChA | 1 | Holman | Hibbard | Schooler | Cotto |
| 6/5/1990 | | | Cal | 10 | KC | 1 | Langston | Dotson | Eichhorn | Ray |
| 6/5/1990 | | | Oak | 5 | Tex | 3 | Eckersley | Rogers | | Henderson,D |
| 6/6/1990 | | 13 | NYA | 2 | Bos | 1 | Guetterman | Reardon | | Barfield |
| 6/6/1990 | | 10 | Det | 1 | Cle | 0 | Henneman | Olin | | Lemon |
| 6/6/1990 | | | Bal | 4 | Mil | 5 | Fossas | Ballard | | Parker |
| 6/6/1990 | | 11 | Min | 6 | Tor | 5 | Aguilera | Henke | | Gaetti |
| 6/6/1990 | | | Sea | 0 | ChA | 5 | Perez | Young | | Martinez |
| 6/6/1990 | | | Cal | 2 | KC | 8 | Gordon | Blyleven | | Stillwell |
| 6/6/1990 | | | Oak | 9 | Tex | 8 | Honeycutt | Moyer | Norris | Henderson,D |
| 6/7/1990 | | 11 | NYA | 5 | Bos | 6 | Gray | Robinson | | Quintana |
| 6/7/1990 | | | Det | 1 | Cle | 2 | Black | DuBois | Jones | Snyder |
| 6/7/1990 | | | Bal | 8 | Mil | 3 | Johnson | Mirabella | | Tettleton |
| 6/7/1990 | | | Min | 5 | Tor | 7 | Acker | Berenguer | Henke | Fernandez |
| 6/7/1990 | | | Sea | 2 | ChA | 6 | Peterson | Johnson | | Calderon |
| 6/7/1990 | | 10 | Cal | 2 | KC | 4 | Montgomery | Harvey | | Tartabull |
| 6/7/1990 | | | Oak | 10 | Tex | 8 | Moore | Witt | | Henderson,R |
| 6/8/1990 | | | NYA | 0 | Bal | 2 | Milacki | Witt | Olson | Walker |
| 6/8/1990 | | | Cle | 10 | Bos | 2 | Farrell | Clemens | | Alomar |
| 6/8/1990 | | | Tor | 4 | Mil | 6 | Knudson | Cerutti | Crim | Deer |
| 6/8/1990 | | | Tex | 10 | Cal | 4 | Hough | Abbott | | Stanley |
| 6/8/1990 | | | ChA | 7 | Min | 5 | McDowell | West | Thigpen | Kittle |
| 6/8/1990 | | | KC | 2 | Oak | 8 | Young | Gubicza | | Lansford |
| 6/8/1990 | 1 | | Sea | 6 | Det | 3 | Hanson | Tanana | Schooler | Martinez,E |
| 6/8/1990 | 2 | | Sea | 1 | Det | 5 | Robinson | Knackert | Henneman | Moseby |
| 6/9/1990 | | | NYA | 4 | Bal | 6 | Harnisch | Cary | Olson | Ripken,B |
| 6/9/1990 | | | Cle | 1 | Bos | 6 | Kiecker | Valdez,S | | Marzano |
| 6/9/1990 | | | Sea | 2 | Det | 1 | Swift | Gleaton | Schooler | Buhner |
| 6/9/1990 | | | Tor | 0 | Mil | 1 | Bosio | Stieb | | Molitor |
| 6/9/1990 | | | Tex | 6 | Cal | 3 | Jeffcoat | McCaskill | Rogers | Palmeiro |
| 6/9/1990 | | | ChA | 0 | Min | 11 | Anderson | King | | Puckett |
| 6/9/1990 | | | KC | 5 | Oak | 6 | Klink | Montgomery | | Henderson,D |
| 6/10/1990 | | | NYA | 3 | Bal | 9 | Tibbs | Jones | Williamson | Finley |
| 6/10/1990 | | | Cle | 14 | Bos | 10 | Seanez | Gardner | Orosco | James,C |
| 6/10/1990 | | | Sea | 1 | Det | 8 | Morris | Holman | McCullers | Fielder |
| 6/10/1990 | | | Tor | 0 | Mil | 3 | Navarro | Wells | Fossas | Deer |
| 6/10/1990 | | | Tex | 7 | Cal | 0 | Brown | Langston | | Franco |
| 6/10/1990 | | | ChA | 0 | Min | 5 | Smith | Hibbard | | Gagne |
| 6/10/1990 | | 11 | KC | 1 | Oak | 2 | Eckersley | Montgomery | | Weiss |
| 6/11/1990 | | | Cle | 2 | Bos | 5 | Boddicker | Swindell | | Brunansky |
| 6/11/1990 | | | Tor | 3 | Mil | 10 | Krueger | Blair | | Parker |
| 6/11/1990 | | | KC | 11 | Cal | 3 | Gordon | Blyleven | | Eisenreich |
| 6/11/1990 | | | Tex | 2 | Oak | 6 | Sanderson | Barfield | | Jennings |
| 6/11/1990 | | | ChA | 2 | Sea | 0 | Perez | Young | | Martinez |
| 6/12/1990 | | | Mil | 7 | Bal | 0 | Robinson | Ballard | | Deer |
| 6/12/1990 | | | Cle | 2 | Det | 0 | Black | DuBois | Jones | Maldonado |
| 6/12/1990 | | | Bos | 2 | NYA | 0 | Harris | LaPoint | Gray | Quintana |
| 6/12/1990 | | | KC | 3 | Cal | 4 | Finley | Saberhagen | Harvey | Venable |
| 6/12/1990 | | | Tor | 5 | Min | 4 | Stottlemyre | Tapani | Henke | Gruber |
| 6/12/1990 | | 14 | Tex | 6 | Oak | 4 | Arnsberg | Burns | | Palmeiro |
| 6/12/1990 | | 11 | ChA | 5 | Sea | 4 | Jones | Schooler | Thigpen | Fisk |
| 6/13/1990 | | | Mil | 2 | Bal | 0 | Higuera | Johnson | Plesac | Molitor |
| 6/13/1990 | | | Cle | 4 | Det | 2 | Farrell | Robinson | Jones | Jefferson |
| 6/13/1990 | | | Bos | 5 | NYA | 1 | Clemens | Leary | | Burks |
| 6/13/1990 | | 11 | KC | 8 | Cal | 6 | McGaffigan | Bailes | Crawford | Stillwell |
| 6/13/1990 | | | Tor | 1 | Min | 5 | West | Cerutti | | Gladden |
| 6/13/1990 | | | Tex | 2 | Oak | 0 | Hough | Young | | Stanley |
| 6/13/1990 | | 11 | ChA | 1 | Sea | 2 | Swift | Radinsky | | Davis |
| 6/14/1990 | | | Mil | 0 | Bal | 1 | Milacki | Bosio | Olson | Ripken,C |
| 6/14/1990 | | | Cle | 6 | Det | 7 | McCullers | Jones | | Whitaker |
| 6/14/1990 | | | Bos | 6 | NYA | 5 | Kiecker | Cary | Reardon | Quintana |
| 6/14/1990 | | 10 | Oak | 4 | ChA | 3 | Eckersley | Patterson | | Randolph |
| 6/14/1990 | | | Tor | 4 | Min | 1 | Stieb | Leach | Henke | McGriff |
| 6/14/1990 | | 12 | Tex | 4 | Sea | 3 | Moyer | Jackson | | Incaviglia |
| 6/15/1990 | | | Bos | 7 | Bal | 6 | Gardner | Harnisch | Reardon | Kutcher |
| 6/15/1990 | | | Mil | 2 | Cle | 5 | Candiotti | Crim | | Snyder |
| 6/15/1990 | | | Cal | 2 | Det | 3 | Gleaton | Eichhorn | Henneman | Fielder |
| 6/15/1990 | | | Tor | 4 | NYA | 3 | Wells | Robinson | Henke | Borders |
| 6/15/1990 | | | Oak | 6 | ChA | 4 | Norris | Pall | Eckersley | Quirk |
| 6/15/1990 | | 12 | Min | 3 | KC | 2 | Aguilera | Farr | | Puckett |
| 6/15/1990 | | | Tex | 5 | Sea | 6 | Comstock | Moyer | | Martinez,E |
| 6/16/1990 | | | Bos | 1 | Bal | 3 | Mitchell | Boddicker | Olson | Hulett |
| 6/16/1990 | | | Mil | 2 | Cle | 8 | Swindell | Krueger | | Fermin |
| 6/16/1990 | | | Cal | 0 | Det | 10 | Morris | Blyleven | | Fielder |
| 6/16/1990 | | | Tor | 4 | NYA | 0 | Blair | Hawkins | | Gruber |
| 6/16/1990 | | | Oak | 6 | ChA | 7 | Perez | Sanderson | | Sosa |
| 6/16/1990 | | 10 | Min | 8 | KC | 5 | Aguilera | Davis,M | Berenguer | Harper |
| 6/16/1990 | | | Tex | 1 | Sea | 3 | Young | Ryan | Jackson | Martinez,E |
| 6/17/1990 | | | Bos | 7 | Bal | 3 | Harris | Ballard | Lamp | Evans |
| 6/17/1990 | | | Mil | 2 | Cle | 4 | Black | Robinson | | Snyder |
| 6/17/1990 | | | Cal | 4 | Det | 10 | McCullers | Finley | Gleaton | Fielder |
| 6/17/1990 | | | Tor | 4 | NYA | 3 | Ward | Cadaret | Henke | Borders |
| 6/17/1990 | | | Oak | 6 | ChA | 4 | Honeycutt | Jones | Eckersley | Randolph |
| 6/17/1990 | | | Min | 1 | KC | 8 | Saberhagen | Tapani | | Palacios |
| 6/17/1990 | | 10 | Tex | 8 | Sea | 6 | Barfield | Schooler | | Russell,Jo |
| 6/18/1990 | | | Bos | 1 | Bal | 2 | Williamson | Lamp | | Komminsk |
| 6/18/1990 | | | Oak | 8 | Det | 5 | Norris | Nunez | Eckersley | Steinbach |
| 6/18/1990 | | | NYA | 5 | Mil | 9 | Knudson | Leary | | Surhoff |
| 6/18/1990 | | 10 | Cal | 6 | ChA | 3 | Harvey | Edwards | | Parrish |
| 6/18/1990 | | | Sea | 3 | KC | 1 | Hanson | Gubicza | Schooler | |
| 6/18/1990 | | | Min | 11 | Tex | 3 | Smith | Hough | | Hrbek |
| 6/19/1990 | | | Bal | 13 | Cle | 5 | Milacki | Farrell | Price | Hulett |
| 6/19/1990 | | | Oak | 7 | Det | 4 | Stewart | Tanana | Eckersley | Lansford |
| 6/19/1990 | | | NYA | 1 | Mil | 5 | Bosio | Cary | Veres | Sheffield |
| 6/19/1990 | | | Bos | 9 | Tor | 6 | Kiecker | Cerutti | Reardon | Evans |
| 6/19/1990 | | | Cal | 3 | ChA | 6 | Patterson | McCaskill | Radinsky | Johnson |
| 6/19/1990 | | | Sea | 7 | KC | 4 | Swift | Montgomery | Schooler | Griffey Jr. |
| 6/19/1990 | | | Min | 11 | Tex | 12 | Arnsberg | Smith | | Pettis |
| 6/20/1990 | | | Bal | 5 | Cle | 0 | Harnisch | Candiotti | | Tettleton |
| 6/20/1990 | | | Oak | 4 | Det | 5 | Nunez | Nelson | | Bergman |
| 6/20/1990 | | | NYA | 3 | Mil | 4 | Powell | Jones | Plesac | Vaughn |
| 6/20/1990 | | | Bos | 5 | Tor | 7 | Stieb | Gardner | Henke | Felix |
| 6/20/1990 | | 12 | Cal | 6 | ChA | 5 | Bailes | Pall | | Howell |
| 6/20/1990 | | | Sea | 3 | KC | 14 | Appier | Holman | | Eisenreich |
| 6/20/1990 | | 11 | Min | 8 | Tex | 6 | Aguilera | Moyer | | Gagne |
| 6/21/1990 | | | Bal | 5 | Cle | 8 | Seanez | Holton | Kaiser | Browne |
| 6/21/1990 | | | NYA | 0 | Tor | 4 | Wells | Hawkins | Ward | Mulliniks |
| 6/21/1990 | | | Det | 7 | Cal | 3 | Morris | Blyleven | Gleaton | Trammell |
| 6/21/1990 | | | KC | 0 | Min | 4 | Guthrie | Gordon | | Puckett |
| 6/22/1990 | | | Bal | 14 | Bos | 5 | Ballard | Boddicker | | Devereaux |
| 6/22/1990 | | | Cle | 7 | Mil | 6 | Jones | Crim | Valdez,S | Alomar |
| 6/22/1990 | | 11 | NYA | 3 | Tor | 2 | Plunk | Henke | Righetti | Sax |
| 6/22/1990 | | | Det | 2 | Cal | 4 | Finley | DuBois | Harvey | Schu |
| 6/22/1990 | | 16 | KC | 3 | Min | 4 | Berenguer | McGaffigan | | Gladden |
| 6/22/1990 | | | ChA | 7 | Oak | 0 | King | Sanderson | | Guillen |
| 6/22/1990 | | | Sea | 3 | Tex | 5 | Barfield | Young | Rogers | Coolbaugh |
| 6/23/1990 | | | Bal | 3 | Bos | 8 | Clemens | Johnson | | Quintana |
| 6/23/1990 | | 10 | Cle | 4 | Mil | 3 | Kaiser | Plesac | | Brookens |
| 6/23/1990 | | | NYA | 4 | Tor | 2 | Leary | Stottlemyre | Righetti | Sax |
| 6/23/1990 | | | Det | 6 | Cal | 5 | Robinson | Abbott | Henneman | Coles |
| 6/23/1990 | | | KC | 9 | Min | 10 | Leach | Davis,M | | Ortiz |
| 6/23/1990 | | | ChA | 1 | Oak | 9 | Moore | McDowell | | Weiss |
| 6/23/1990 | | 11 | Sea | 6 | Tex | 3 | Comstock | Barfield | Schooler | Schaefer |
| 6/24/1990 | | | Bal | 6 | Bos | 2 | Milacki | Harris | | Milligan |
| 6/24/1990 | | | Cle | 4 | Mil | 3 | Farrell | Knudson | Orosco | James,C |
| 6/24/1990 | | | NYA | 14 | Tor | 3 | Cary | Cerutti | | Sax |
| 6/24/1990 | | | Det | 9 | Cal | 2 | Tanana | McCaskill | | Fielder |
| 6/24/1990 | | | KC | 4 | Min | 12 | Anderson | Davis,S | | Puckett |
| 6/24/1990 | | | ChA | 7 | Oak | 1 | Perez | Stewart | | Johnson |
| 6/24/1990 | | | Sea | 4 | Tex | 0 | Hanson | Hough | | O'Brien |
| 6/25/1990 | | | Tor | 2 | Bos | 1 | Stieb | Kiecker | Henke | Lee |
| 6/25/1990 | | | Cle | 0 | Mil | 3 | Bosio | Candiotti | | Parker |
| 6/25/1990 | | | ChA | 6 | Cal | 5 | Hibbard | Langston | Thigpen | Calderon |
| 6/25/1990 | | | Tex | 0 | Min | 11 | Erickson | Jeffcoat | | |
| 6/25/1990 | | | Det | 4 | Oak | 5 | Nelson | Petry | Eckersley | Hassey |
| 6/26/1990 | | | Cle | 1 | Bal | 7 | Harnisch | Swindell | | Tettleton |
| 6/26/1990 | | | Tor | 7 | Bos | 5 | Wells | Gardner | Ward | Felix |
| 6/26/1990 | | | Mil | 0 | NYA | 4 | Hawkins | Powell | | Mattingly |
| 6/26/1990 | | | ChA | 7 | Cal | 2 | Peterson | Blyleven | Pall | Pasqua |
| 6/26/1990 | | | Tex | 4 | Min | 3 | Brown | Smith | Barfield | Espy |
| 6/26/1990 | | | Det | 2 | Oak | 8 | Sanderson | Morris | | McGwire |
| 6/26/1990 | | 10 | KC | 5 | Sea | 6 | Holman | Davis,M | | O'Brien |
| 6/27/1990 | | | Cle | 1 | Bal | 2 | Mitchell | Black | Olson | Ripken,C |
| 6/27/1990 | | | Tor | 10 | Bos | 1 | Key | Boddicker | | Borders |
| 6/27/1990 | | | Mil | 5 | NYA | 6 | Robinson | Plesac | | Kelly |
| 6/27/1990 | | | ChA | 3 | Cal | 4 | Finley | King | Harvey | Polonia |
| 6/27/1990 | | 11 | Tex | 0 | Min | 1 | Candelaria | Rogers | | Puckett |
| 6/27/1990 | | | Det | 9 | Oak | 6 | DuBois | Moore | Henneman | Fielder |
| 6/27/1990 | | | KC | 3 | Sea | 1 | Appier | Young | Montgomery | |
| 6/28/1990 | | | Cle | 3 | Bal | 4 | Ballard | Nipper | Olson | Ripken,C |
| 6/28/1990 | | | Tor | 4 | Bos | 5 | Clemens | Ward | Reardon | Brunansky |
| 6/28/1990 | | | Mil | 3 | NYA | 7 | Leary | Knudson | | Sax |
| 6/28/1990 | | | Tex | 6 | Min | 2 | Witt | West | | Sierra |
| 6/28/1990 | | | KC | 4 | Sea | 7 | Comstock | Saberhagen | Schooler | Schaefer |
| 6/29/1990 | | | Tex | 4 | Bos | 0 | Hough | Harris | | Palmeiro |
| 6/29/1990 | | | Cal | 8 | Cle | 2 | Abbott | Nagy | | Joyner |
| 6/29/1990 | | | Oak | 1 | Tor | 9 | Cerutti | Stewart | | Myers |
| 6/29/1990 | | | NYA | 1 | ChA | 10 | McDowell | Cary | | Calderon |
| 6/29/1990 | | | Det | 1 | KC | 3 | Gubicza | Gleaton | Farr | Brett |
| 6/29/1990 | | | Bal | 2 | Min | 7 | Anderson | Johnson | | Larkin |
| 6/29/1990 | | | Mil | 3 | Sea | 0 | Robinson | Johnson | | Yount |
| 6/30/1990 | | | Tex | 5 | Bos | 3 | Jeffcoat | Kiecker | Barfield | Espy |
| 6/30/1990 | | | Cal | 2 | Cle | 1 | McCaskill | Candiotti | Harvey | Polonia |
| 6/30/1990 | | 13 | Oak | 7 | Tor | 5 | Honeycutt | Blair | Klink | |
| 6/30/1990 | | 13 | NYA | 3 | ChA | 4 | Patterson | Righetti | | Gallagher |
| 6/30/1990 | | | Det | 2 | KC | 7 | Davis,S | Petry | | Jackson |
| 6/30/1990 | | | Bal | 6 | Min | 4 | Williamson | Erickson | Olson | |
| 6/30/1990 | | | Mil | 3 | Sea | 2 | Higuera | Hanson | Plesac | Vaughn |
| 7/1/1990 | | | Tex | 2 | Bos | 5 | Gardner | Brown | Reardon | Reed,Jo |
| 7/1/1990 | | | Cal | 0 | Cle | 3 | Swindell | Langston | Jones | Webster |
| 7/1/1990 | | | Oak | 8 | Tor | 3 | Sanderson | Ward | | Gallego |
| 7/1/1990 | | | NYA | 2 | ChA | 0 | Hawkins | Hibbard | Plunk | Barfield |
| 7/1/1990 | | | Det | 1 | KC | 2 | Gordon | Morris | Montgomery | Palacios |
| 7/1/1990 | | | Bal | 17 | Min | 1 | Harnisch | Smith | | Tettleton |
| 7/1/1990 | | | Mil | 4 | Sea | 6 | Holman | Powell | Schooler | Griffey Jr. |
| 7/2/1990 | | | Tex | 3 | Bos | 1 | Ryan | Boddicker | Rogers | Palmeiro |
| 7/2/1990 | | | Cal | 8 | Cle | 1 | Finley | Black | | Parrish |
| 7/2/1990 | | | Oak | 4 | Tor | 0 | Moore | Key | | Gallego |
| 7/2/1990 | | | Det | 4 | ChA | 9 | Edwards | Tanana | | Kittle |
| 7/2/1990 | | | NYA | 3 | KC | 9 | Appier | Jones | | Tartabull |
| 7/3/1990 | | | Sea | 7 | Cle | 9 | Nipper | Young | Kaiser | Webster |
| 7/3/1990 | | | Oak | 3 | Mil | 4 | Crim | Nelson | | O'Brien |
| 7/3/1990 | | | Cal | 7 | Tor | 6 | Eichhorn | Wills | Harvey | Ray |
| 7/3/1990 | | | Det | 6 | ChA | 2 | DuBois | Pall | | Whitaker |
| 7/3/1990 | | | NYA | 5 | KC | 0 | Leary | Farr | | |
| 7/3/1990 | | | Bos | 1 | Min | 5 | Tapani | Clemens | | Harper |
| 7/3/1990 | | | Bal | 6 | Tex | 7 | McMurtry | Olson | | Sierra |
| 7/4/1990 | | | Sea | 3 | Cle | 8 | Nagy | Johnson | | Maldonado |
| 7/4/1990 | | | Oak | 10 | Mil | 15 | Crim | Klink | | Vaughn |
| 7/4/1990 | | | Cal | 8 | Tor | 9 | Henke | Harvey | | Hill |
| 7/4/1990 | | | Det | 7 | ChA | 8 | McDowell | Robinson | Pall | Johnson |
| 7/4/1990 | | 10 | NYA | 3 | KC | 2 | Robinson | Davis,M | | Blowers |
| 7/4/1990 | | | Bos | 4 | Min | 2 | Harris | West | Reardon | Evans |
| 7/4/1990 | | | Bal | 4 | Tex | 3 | Hickey | Hough | Olson | Milligan |
| 7/5/1990 | | | Sea | 2 | Cle | 5 | Candiotti | Hanson | Jones | Snyder |
| 7/5/1990 | | 12 | KC | 10 | Det | 7 | McGaffigan | Gleaton | | Eisenreich |
| 7/5/1990 | | | Oak | 5 | Mil | 1 | Welch | Higuera | | Henderson,D |
| 7/5/1990 | | | Cal | 1 | Tor | 5 | Stieb | McCaskill | | McGriff |
| 7/5/1990 | | | Bos | 9 | Min | 2 | Kiecker | Erickson | | Boggs |
| 7/5/1990 | | | Bal | 5 | Tex | 3 | Milacki | Jeffcoat | Williamson | Ripken,C |
| 7/6/1990 | | | KC | 0 | Det | 6 | Morris | Gordon | | Trammell |
| 7/6/1990 | | | Cal | 7 | Mil | 6 | Eichhorn | Plesac | Harvey | Ray |
| 7/6/1990 | | | Sea | 4 | Tor | 0 | Holman | Wells | | Griffey Jr. |
| 7/6/1990 | | | Bal | 3 | ChA | 0 | Harnisch | Perez | | |
| 7/6/1990 | | | Bos | 8 | Tex | 5 | Gardner | Brown | Reardon | Pena |
| 7/6/1990 | 1 | 10 | Oak | 4 | Cle | 2 | Sanderson | Jones | Eckersley | Canseco,J |
| 7/6/1990 | 1 | | Min | 2 | NYA | 5 | Hawkins | Anderson | Righetti | Balboni |
| 7/6/1990 | 2 | | Oak | 6 | Cle | 2 | Moore | Valdez,S | | Henderson,R |
| 7/6/1990 | 2 | 10 | Min | 5 | NYA | 6 | Righetti | Candelaria | | Kelly |
| 7/7/1990 | | 11 | Oak | 5 | Cle | 4 | Eckersley | Orosco | | Henderson,R |
| 7/7/1990 | | | KC | 6 | Det | 3 | Appier | Tanana | Crawford | |
| 7/7/1990 | | | Cal | 2 | Mil | 9 | Knudson | Finley | | Gantner |
| 7/7/1990 | | | Min | 4 | NYA | 1 | Tapani | Jones | Aguilera | Hrbek |
| 7/7/1990 | | 10 | Sea | 7 | Tor | 6 | Comstock | Henke | Schooler | Valle |
| 7/7/1990 | | | Bal | 0 | ChA | 2 | Hibbard | Mitchell | | Sosa |
| 7/7/1990 | | 15 | Bos | 3 | Tex | 4 | Moyer | Lamp | | Franco |
| 7/8/1990 | | | Oak | 9 | Cle | 0 | Stewart | Nipper | | Canseco,J |
| 7/8/1990 | | 11 | KC | 4 | Det | 3 | Farr | Searcy | | Jackson |
| 7/8/1990 | | | Cal | 1 | Mil | 8 | Krueger | Blyleven | | Yount |
| 7/8/1990 | | | Min | 3 | NYA | 5 | Leary | West | Plunk | Kelly |
| 7/8/1990 | | | Sea | 5 | Tor | 8 | Stottlemyre | Young | Ward | Lee |
| 7/8/1990 | | | Bal | 8 | ChA | 7 | Holton | Thigpen | Olson | Ripken,B |
| 7/8/1990 | | | Bos | 6 | Tex | 3 | Clemens | Witt | Murphy | Reed,Jo |
| 7/11/1990 | | | KC | 7 | Bal | 9 | Williamson | Montgomery | Olson | Ripken,C |
| 7/11/1990 | | | Mil | 2 | ChA | 3 | Jones | Robinson | | Gallagher |
| 7/11/1990 | | | Oak | 1 | Min | 5 | Anderson | Sanderson | Aguilera | Larkin |
| 7/11/1990 | | | Cal | 1 | Sea | 3 | Hanson | Langston | Schooler | Vizquel |
| 7/12/1990 | | | Tex | 2 | Det | 6 | Morris | Brown | | Fielder |
| 7/12/1990 | | | ChA | 5 | NYA | 6 | Robinson | Radinsky | Righetti | Balboni |
| 7/12/1990 | | | Tor | 5 | Cal | 1 | Wells | McCaskill | | |
| 7/12/1990 | | | Mil | 2 | Oak | 3 | Moore | Higuera | Eckersley | Henderson,D |
| 7/12/1990 | | | Cle | 0 | Sea | 5 | Holman | Swindell | | Griffey Jr. |
| 7/13/1990 | | | KC | 3 | Bos | 2 | Farr | Boddicker | Montgomery | Macfarlane |
| 7/13/1990 | | | Tex | 3 | Det | 7 | Tanana | Witt | | Fryman |
| 7/13/1990 | | 10 | ChA | 2 | NYA | 1 | Thigpen | Righetti | | Guillen |
| 7/13/1990 | | | Tor | 3 | Cal | 1 | Stottlemyre | Abbott | Henke | Gruber |
| 7/13/1990 | | | Mil | 1 | Oak | 2 | Stewart | Knudson | Eckersley | Weiss |
| 7/13/1990 | | | Cle | 3 | Sea | 0 | Candiotti | Young | | Maldonado |
| 7/13/1990 | 1 | | Min | 2 | Bal | 7 | Harnisch | Leach | | Tettleton |
| 7/13/1990 | 2 | | Min | 2 | Bal | 5 | Johnson | West | Olson | Devereaux |
| 7/14/1990 | | | Min | 9 | Bal | 3 | Smith | Mitchell | | Hrbek |
| 7/14/1990 | | | Tex | 4 | Det | 13 | Robinson | Ryan | Gibson | Salas |
| 7/14/1990 | | | ChA | 7 | NYA | 6 | Peterson | Leary | Thigpen | Guillen |
| 7/14/1990 | | | Tor | 5 | Cal | 6 | Fetters | Acker | Harvey | Schu |
| 7/14/1990 | | | Mil | 4 | Oak | 2 | Krueger | Welch | Plesac | Yount |
| 7/14/1990 | | | Cle | 7 | Sea | 0 | Black | Johnson | | Webster |
| 7/14/1990 | 1 | | KC | 5 | Bos | 6 | Reardon | Aquino | | Burks |
| 7/14/1990 | 2 | | KC | 2 | Bos | 0 | Appier | Harris | | Eisenreich |
| 7/15/1990 | | | Min | 1 | Bal | 4 | Milacki | Anderson | Olson | Komminsk |
| 7/15/1990 | | | KC | 2 | Bos | 3 | Gray | Saberhagen | | Rivera |
| 7/15/1990 | | | Tex | 3 | Det | 2 | Jeffcoat | Searcy | Rogers | Incaviglia |
| 7/15/1990 | | | ChA | 4 | NYA | 0 | King | LaPoint | | Gallagher |
| 7/15/1990 | | 11 | Tor | 6 | Cal | 1 | Stieb | Eichhorn | Ward | Whiten |
| 7/15/1990 | | | Mil | 4 | Oak | 5 | Nelson | Crim | Eckersley | Quirk |
| 7/15/1990 | | | Cle | 0 | Sea | 2 | Swift | Nagy | Schooler | Martinez,E |
| 7/16/1990 | | | Tex | 10 | Bal | 2 | Hough | Ballard | Arnsberg | Pettis |
| 7/16/1990 | | | Min | 0 | Bos | 3 | Gardner | Guthrie | | Romine |
| 7/16/1990 | | | ChA | 1 | Det | 9 | Petry | McDowell | | Heath |
| 7/16/1990 | | | KC | 4 | NYA | 2 | Filson | Robinson | Montgomery | Eisenreich |
| 7/16/1990 | | 10 | Mil | 3 | Cal | 2 | Robinson | Fraser | Plesac | Vaughn |
| 7/16/1990 | | | Cle | 0 | Oak | 2 | Sanderson | Nipper | | Howard |
| 7/16/1990 | | 17 | Tor | 5 | Sea | 6 | Jackson | Blair | | Martinez,E |
| 7/17/1990 | | | Tex | 1 | Bal | 5 | Harnisch | Brown | Williamson | Ripken,C |
| 7/17/1990 | | | Min | 12 | Bos | 7 | Leach | Murphy | | Mack |
| 7/17/1990 | | | ChA | 7 | Det | 5 | Pall | Morris | Thigpen | Guillen |
| 7/17/1990 | | | KC | 6 | NYA | 5 | Davis,S | Hawkins | Montgomery | Brett |
| 7/17/1990 | | 10 | Mil | 3 | Cal | 2 | Plesac | Bailes | | Sveum |
| 7/17/1990 | | | Cle | 1 | Oak | 6 | Moore | Swindell | Nelson | Blankenship |
| 7/17/1990 | | 12 | Tor | 5 | Sea | 4 | Wills | Harris | | Mulliniks |
| 7/18/1990 | | | Tex | 7 | Bal | 3 | Witt | Johnson | | Palmeiro |
| 7/18/1990 | | | Min | 8 | Bos | 7 | Drummond | Murphy | Aguilera | Gladden |
| 7/18/1990 | | | ChA | 4 | Det | 11 | Tanana | Hibbard | | Trammell |
| 7/18/1990 | | | KC | 8 | NYA | 4 | Gordon | Righetti | | Perry |
| 7/18/1990 | | | Mil | 5 | Cal | 6 | Fetters | Crim | | Winfield |
| 7/18/1990 | | | Tor | 4 | Sea | 5 | Young | Stottlemyre | Harris | O'Brien |
| 7/18/1990 | 1 | | Cle | 0 | Oak | 3 | Welch | Candiotti | Eckersley | Henderson,D |
| 7/18/1990 | 2 | | Cle | 3 | Oak | 6 | Stewart | Nichols | Eckersley | McGwire |
| 7/19/1990 | | | ChA | 7 | Bal | 4 | Thigpen | Olson | Hillegas | Guillen |
| 7/19/1990 | | | Bos | 1 | Det | 4 | Robinson | Harris | Henneman | Trammell |
| 7/19/1990 | | | Sea | 3 | Mil | 8 | Krueger | Johnson | | Sheffield |
| 7/19/1990 | | | NYA | 3 | Min | 8 | Smith | Leary | Leach | Gagne |
| 7/20/1990 | | | ChA | 1 | Bal | 3 | Milacki | King | Williamson | Ripken,B |
| 7/20/1990 | | | Sea | 3 | Mil | 5 | Bosio | Swift | Plesac | Sheffield |
| 7/20/1990 | | | Cle | 4 | Cal | 2 | Black | Blyleven | Jones | Maldonado |
| 7/20/1990 | | | NYA | 8 | Min | 2 | LaPoint | Anderson | | Leyritz |
| 7/20/1990 | | | Tor | 2 | Oak | 8 | Young | Cerutti | Nelson | Henderson,D |
| 7/20/1990 | | | Det | 5 | Tex | 6 | Ryan | Searcy | Rogers | Stanley |
| 7/20/1990 | 1 | | Bos | 6 | KC | 5 | Lamp | Montgomery | Reardon | Burks |
| 7/20/1990 | 2 | | Bos | 3 | KC | 4 | Aquino | Kiecker | Montgomery | Palacios |
| 7/21/1990 | | | ChA | 0 | Bal | 7 | McDonald | McDowell | | Orsulak |
| 7/21/1990 | | | Sea | 2 | Mil | 1 | Hanson | Robinson | Schooler | Griffey Jr. |
| 7/21/1990 | | | Cle | 4 | Cal | 16 | Finley | Walker | Eichhorn | Parrish |
| 7/21/1990 | | | Bos | 6 | KC | 2 | Gardner | Filson | | Brunansky |
| 7/21/1990 | | | NYA | 4 | Min | 7 | Guthrie | Robinson | Aguilera | Puckett |
| 7/21/1990 | | | Tor | 3 | Oak | 1 | Stieb | Sanderson | Henke | Wilson |
| 7/21/1990 | | | Det | 7 | Tex | 4 | Petry | Jeffcoat | | Fryman |
| 7/22/1990 | | | ChA | 10 | Bal | 6 | Edwards | Harnisch | | Johnson |
| 7/22/1990 | | | Sea | 4 | Mil | 7 | Higuera | Holman | | Parker |
| 7/22/1990 | | | Cle | 0 | Cal | 3 | Langston | Swindell | Eichhorn | Hill |
| 7/22/1990 | | | Bos | 5 | KC | 6 | Stottlemyre | Reardon | Montgomery | White |
| 7/22/1990 | | 10 | NYA | 7 | Min | 8 | Leach | Righetti | | Puckett |
| 7/22/1990 | | | Tor | 0 | Oak | 3 | Moore | Key | | Weiss |
| 7/22/1990 | | | Det | 0 | Tex | 1 | Hough | Morris | Rogers | Sierra |
| 7/23/1990 | | | Bal | 2 | Det | 3 | Tanana | Johnson | Henneman | Fryman |
| 7/23/1990 | | | Bos | 2 | Mil | 1 | Boddicker | Knudson | Reardon | Romine |
| 7/23/1990 | | | Cle | 2 | ChA | 1 | Candiotti | Hibbard | Jones | Jacoby |
| 7/23/1990 | | | Cal | 1 | Oak | 4 | Stewart | McCaskill | Eckersley | Canseco,J |
| 7/23/1990 | | | NYA | 4 | Tex | 2 | Cary | Brown | Cadaret | Espinoza |
| 7/24/1990 | | | Bal | 4 | Det | 8 | Robinson | Mitchell | | Sheets |
| 7/24/1990 | | 10 | Bos | 5 | Mil | 6 | Veres | Murphy | | Surhoff |
| 7/24/1990 | | | KC | 0 | Tor | 8 | Wells | Gordon | | Gruber |
| 7/24/1990 | | | Cle | 6 | ChA | 11 | Peterson | Nichols | | Fisk |
| 7/24/1990 | | | Sea | 9 | Min | 2 | Young | West | | Leonard |
| 7/24/1990 | | | Cal | 3 | Oak | 4 | Welch | Abbott | Eckersley | Canseco,J |
| 7/24/1990 | | | NYA | 6 | Tex | 9 | Witt | Leary | Mielke | Buechele |
| 7/25/1990 | | | Bal | 8 | Det | 3 | Milacki | Searcy | | Ripken,B |
| 7/25/1990 | | | Bos | 0 | Mil | 3 | Bosio | Clemens | | Vaughn |
| 7/25/1990 | | 12 | KC | 3 | Tor | 5 | Henke | Farr | | McGriff |
| 7/25/1990 | | | Cle | 6 | ChA | 4 | Black | King | Jones | James,D |
| 7/25/1990 | | | Sea | 1 | Min | 6 | Tapani | Johnson | | Gladden |
| 7/25/1990 | | | Cal | 0 | Oak | 1 | Young | Blyleven | Eckersley | Quirk |
| 7/25/1990 | | | NYA | 6 | Tex | 12 | Ryan | Plunk | | Incaviglia |
| 7/26/1990 | | 14 | Bos | 3 | Det | 2 | Lamp | Parker | | Boggs |
| 7/26/1990 | | | KC | 3 | Tor | 9 | Blair | Appier | Henke | Gruber |
| 7/26/1990 | | | Sea | 2 | Min | 1 | Swift | Anderson | Schooler | Cotto |
| 7/26/1990 | | | Cal | 2 | Oak | 4 | Sanderson | Finley | Nelson | Canseco,J |
| 7/27/1990 | | | Bos | 2 | Det | 5 | Morris | Bolton | Parker | Trammell |
| 7/27/1990 | | | Tex | 1 | Tor | 2 | Stieb | Hough | Henke | Hill |
| 7/27/1990 | | | Mil | 2 | ChA | 3 | McDowell | Robinson | Thigpen | |
| 7/27/1990 | | | Bal | 7 | KC | 2 | McDonald | Davis,S | | Tettleton |
| 7/27/1990 | | | Oak | 4 | Min | 6 | Leach | Moore | Aguilera | Gaetti |
| 7/27/1990 | | | Cal | 3 | Sea | 9 | Hanson | Langston | | Davis |
| 7/27/1990 | 1 | | NYA | 6 | Cle | 7 | Ward,C | Plunk | Jones | James,C |
| 7/27/1990 | 2 | | NYA | 0 | Cle | 1 | Walker | Robinson | Jones | Manto |
| 7/28/1990 | | | NYA | 8 | Cle | 2 | Cary | Candiotti | | Maas |
| 7/28/1990 | | | Bos | 7 | Det | 3 | Boddicker | Tanana | Reardon | Boggs |
| 7/28/1990 | | | Tex | 1 | Tor | 3 | Key | Brown | Ward | Olerud |
| 7/28/1990 | | | Mil | 2 | ChA | 0 | Higuera | Perez | Plesac | Surhoff |
| 7/28/1990 | | | Cal | 1 | Sea | 0 | McCaskill | Holman | Harvey | Stevens |
| 7/28/1990 | 1 | | Bal | 6 | KC | 5 | Harnisch | Davis,M | Olson | Milligan |
| 7/28/1990 | 1 | | Oak | 5 | Min | 4 | Nelson | Aguilera | Eckersley | Gallego |
| 7/28/1990 | 2 | | Bal | 5 | KC | 2 | Johnson | Filson | Olson | Worthington |
| 7/28/1990 | 2 | | Oak | 2 | Min | 6 | Erickson | Welch | | Gaetti |
| 7/29/1990 | | | Bos | 7 | Det | 4 | Harris | Robinson | Gray | Kutcher |
| 7/29/1990 | | | Tex | 4 | Tor | 9 | Wells | Arnsberg | | |
| 7/29/1990 | | | Mil | 3 | ChA | 4 | Radinsky | Veres | Thigpen | Guillen |
| 7/29/1990 | | | Bal | 3 | KC | 4 | Stottlemyre | Mitchell | | Pecota |
| 7/29/1990 | | | Oak | 9 | Min | 3 | Burns | West | | Canseco,J |
| 7/29/1990 | | | Cal | 1 | Sea | 2 | Young | Abbott | Schooler | Valle |
| 7/29/1990 | 1 | | NYA | 1 | Cle | 2 | Black | Leary | Jones | James,C |
| 7/29/1990 | 2 | | NYA | 0 | Cle | 4 | Guante | Jones | | Maldonado |
| 7/30/1990 | | | Tor | 11 | Bal | 1 | Stottlemyre | Milacki | | Bell |
| 7/30/1990 | | | ChA | 0 | Bos | 10 | Clemens | Peterson | | Reed,Jo |
| 7/30/1990 | | | KC | 4 | Cle | 2 | McGaffigan | Orosco | Montgomery | Eisenreich |
| 7/30/1990 | | | Tex | 4 | Mil | 1 | Witt | Krueger | | Stanley |
| 7/30/1990 | | | Det | 2 | NYA | 3 | LaPoint | Searcy | Righetti | Barfield |
| 7/30/1990 | | | Cal | 0 | Min | 4 | Tapani | Blyleven | | Newman |
| 7/30/1990 | | | Sea | 3 | Oak | 12 | Sanderson | Johnson | | Henderson,R |
| 7/31/1990 | | | Tor | 6 | Bal | 5 | Cerutti | McDonald | Henke | Hill |
| 7/31/1990 | | | ChA | 10 | Bos | 7 | Edwards | Kiecker | Thigpen | Ventura |
| 7/31/1990 | | | KC | 8 | Cle | 3 | Appier | Walker | | Stillwell |
| 7/31/1990 | | | Tex | 5 | Mil | 0 | Ryan | Bosio | | Baines |
| 7/31/1990 | | | Det | 7 | NYA | 4 | Petry | Leiter | | Phillips |
| 7/31/1990 | | | Cal | 2 | Min | 1 | Finley | Leach | Harvey | Hill |
| 7/31/1990 | | | Sea | 4 | Oak | 5 | Burns | Swift | Eckersley | Henderson,D |
| 8/1/1990 | | | Tor | 7 | Bal | 1 | Stieb | Weston | Acker | Hill |
| 8/1/1990 | | | ChA | 1 | Bos | 4 | Bolton | McDowell | Gray | Burks |
| 8/1/1990 | | | KC | 3 | Cle | 9 | Swindell | Davis,M | | Webster |
| 8/1/1990 | | | Tex | 5 | Mil | 3 | Hough | Robinson | Rogers | Palmeiro |
| 8/1/1990 | | | Det | 7 | NYA | 4 | Morris | Hawkins | Henneman | Phillips |
| 8/1/1990 | | | Cal | 4 | Min | 5 | Smith | Langston | Leach | Gagne |
| 8/1/1990 | | 10 | Sea | 1 | Oak | 0 | Schooler | Nelson | | Jones |
| 8/2/1990 | | | KC | 5 | Bal | 4 | Montgomery | Williamson | | Wilson |
| 8/2/1990 | | | Det | 6 | NYA | 3 | Gibson | Cadaret | Henneman | Phillips |
| 8/2/1990 | | | Oak | 15 | Cal | 10 | Harris | McCaskill | | Steinbach |
| 8/2/1990 | | | Min | 2 | Sea | 3 | Holman | Guthrie | Comstock | Davis |
| 8/2/1990 | | | Tor | 4 | Tex | 1 | Key | Brown | Henke | McGriff |
| 8/2/1990 | 1 | | ChA | 1 | Mil | 2 | Higuera | Fernandez | Plesac | Surhoff |
| 8/2/1990 | 2 | 12 | ChA | 1 | Mil | 2 | Veres | Radinsky | | Vaughn |
| 8/3/1990 | | | KC | 3 | Bal | 6 | Mitchell | Gordon | Olson | Horn |
| 8/3/1990 | | | Det | 8 | Bos | 7 | Robinson | Harris | Gibson | Lemon |
| 8/3/1990 | | | ChA | 0 | Mil | 3 | Knudson | Hibbard | | Molitor |
| 8/3/1990 | | | Cle | 3 | NYA | 5 | Cary | Candiotti | Guetterman | Geren |
| 8/3/1990 | | | Oak | 4 | Cal | 2 | Sanderson | Abbott | Eckersley | Randolph |
| 8/3/1990 | | | Min | 4 | Sea | 3 | Erickson | Young | Aguilera | Gladden |
| 8/3/1990 | | 10 | Tor | 4 | Tex | 2 | Henke | Rogers | Ward | Williams |
| 8/4/1990 | | | KC | 4 | Bal | 8 | Harnisch | McGaffigan | | Horn |
| 8/4/1990 | | | Det | 3 | Bos | 4 | Clemens | Searcy | | Marzano |
| 8/4/1990 | | | ChA | 4 | Mil | 7 | Krueger | Peterson | | Hamilton |
| 8/4/1990 | | | Cle | 5 | NYA | 1 | Black | Leary | | James,C |
| 8/4/1990 | | | Oak | 4 | Cal | 1 | Moore | Grahe | Eckersley | Canseco,J |
| 8/4/1990 | | 11 | Min | 3 | Sea | 2 | Berenguer | Jackson | | Larkin |
| 8/4/1990 | | | Tor | 2 | Tex | 4 | Witt | Stottlemyre | | Palmeiro |
| 8/5/1990 | | | Det | 1 | Bos | 10 | Boddicker | Petry | | Burks |
| 8/5/1990 | | 14 | ChA | 3 | Mil | 4 | Edens | Patterson | | Felder |
| 8/5/1990 | | | Cle | 8 | NYA | 3 | Walker | LaPoint | | Alomar |
| 8/5/1990 | | | Oak | 4 | Cal | 3 | Nelson | Finley | Eckersley | Randolph |
| 8/5/1990 | | | Min | 1 | Sea | 5 | Swift | Anderson | | Griffey Jr. |
| 8/5/1990 | | | Tor | 0 | Tex | 1 | Ryan | Cerutti | | Franco |
| 8/6/1990 | | | Cle | 6 | NYA | 5 | Olin | Plunk | Jones | Webster |
| 8/6/1990 | | | ChA | 3 | KC | 4 | Davis,S | Perez | Farr | Brett |
| 8/6/1990 | | | Mil | 8 | Min | 0 | Robinson | Smith | | Parker |
| 8/6/1990 | | | Tor | 2 | Tex | 3 | Hough | Stieb | Rogers | Buechele |
| 8/7/1990 | | | Tex | 1 | Cle | 2 | Candiotti | Brown | Jones | Alomar |
| 8/7/1990 | | | Det | 3 | Tor | 17 | Key | Morris | | Mulliniks |
| 8/7/1990 | | | Bos | 6 | Cal | 8 | Eichhorn | Gray | | Hill |
| 8/7/1990 | | | ChA | 4 | KC | 5 | Filson | Fernandez | Montgomery | McRae |
| 8/7/1990 | | | Mil | 2 | Min | 4 | Leach | Mirabella | Aguilera | Mack |
| 8/7/1990 | | | Bal | 1 | Oak | 5 | Welch | Williamson | | Henderson,R |
| 8/7/1990 | | | NYA | 1 | Sea | 3 | Hanson | Witt | Schooler | Martinez,E |
| 8/8/1990 | | | Tex | 3 | Cle | 5 | Guante | Moyer | Olin | Maldonado |
| 8/8/1990 | | | Det | 12 | Tor | 4 | Terrell | Wells | | |
| 8/8/1990 | | | Bos | 2 | Cal | 3 | Eichhorn | Harris | | Polonia |
| 8/8/1990 | | | ChA | 4 | KC | 2 | Hibbard | Gordon | | Thomas |
| 8/8/1990 | | | Mil | 0 | Min | 2 | Erickson | Knudson | | Liriano |
| 8/8/1990 | | | Bal | 3 | Oak | 2 | McDonald | Nelson | Olson | Ripken,C |
| 8/8/1990 | | | NYA | 4 | Sea | 5 | Holman | Cary | Schooler | Martinez,E |
| 8/9/1990 | | | Tex | 7 | Cle | 6 | Witt | Black | Rogers | Baines |
| 8/9/1990 | | | Det | 1 | Tor | 2 | Stottlemyre | Robinson | Henke | |
| 8/9/1990 | | | Bos | 6 | Cal | 3 | Clemens | Abbott | Gray | |
| 8/9/1990 | | 11 | ChA | 6 | KC | 5 | Patterson | Montgomery | Pall | Ventura |
| 8/9/1990 | | | Bal | 4 | Oak | 3 | Johnson | Moore | Olson | Worthington |
| 8/9/1990 | | | NYA | 2 | Sea | 0 | Leary | Young | Righetti | Balboni |
| 8/10/1990 | | | Det | 1 | Cle | 5 | Walker | Searcy | | Brookens |
| 8/10/1990 | | | Min | 1 | Tor | 3 | Cerutti | West | Henke | Lee |
| 8/10/1990 | | | Bal | 12 | Cal | 4 | Harnisch | Blyleven | | Ripken,C |
| 8/10/1990 | | | NYA | 4 | Oak | 5 | Stewart | LaPoint | Eckersley | Canseco,J |
| 8/10/1990 | | | Bos | 4 | Sea | 2 | Kiecker | Johnson | Hesketh | Barrett |
| 8/10/1990 | 1 | | Tex | 2 | ChA | 5 | McDowell | McMurtry | Thigpen | Fisk |
| 8/10/1990 | 1 | 10 | Mil | 5 | KC | 7 | Crawford | Veres | | Tartabull |
| 8/10/1990 | 2 | | Tex | 7 | ChA | 0 | Ryan | Edwards | | Daugherty |
| 8/10/1990 | 2 | | Mil | 4 | KC | 5 | Davis,S | Powell | Stottlemyre | Tartabull |
| 8/11/1990 | | | Det | 5 | Cle | 3 | Petry | Swindell | Henneman | Fielder |
| 8/11/1990 | | | Min | 4 | Tor | 13 | Stieb | Smith | | Bell |
| 8/11/1990 | | | Bal | 3 | Cal | 5 | Finley | Weston | Harvey | Parrish |
| 8/11/1990 | | | Tex | 3 | ChA | 2 | Hough | Radinsky | Rogers | Daugherty |
| 8/11/1990 | | | Mil | 5 | KC | 3 | Robinson | Filson | Plesac | Sheffield |
| 8/11/1990 | | 10 | NYA | 4 | Oak | 5 | Honeycutt | Righetti | | Quirk |
| 8/11/1990 | | 11 | Bos | 9 | Sea | 8 | Lamp | Harris | | |
| 8/12/1990 | | | Det | 6 | Cle | 9 | Candiotti | Morris | | James,C |
| 8/12/1990 | | | Min | 5 | Tor | 6 | Key | Anderson | | Borders |
| 8/12/1990 | | | Bal | 2 | Cal | 7 | Langston | Mitchell | | Winfield |
| 8/12/1990 | | 12 | Mil | 6 | KC | 7 | Campbell | Plesac | | Boone |
| 8/12/1990 | | | NYA | 0 | Oak | 1 | Welch | Witt | Eckersley | Steinbach |
| 8/12/1990 | | | Bos | 0 | Sea | 3 | Hanson | Bolton | | Griffey Jr. |
| 8/13/1990 | | | Det | 6 | Cle | 2 | Henneman | Shaw | | Sheets |
| 8/13/1990 | | | NYA | 1 | Cal | 5 | McCaskill | Cary | | Davis |
| 8/13/1990 | | | Tor | 2 | ChA | 1 | Wells | Fernandez | | Olerud |
| 8/13/1990 | | | Tex | 4 | KC | 1 | Brown | Appier | Rogers | Palmeiro |
| 8/13/1990 | | | Bos | 4 | Oak | 5 | Sanderson | Harris | Eckersley | Henderson,D |
| 8/13/1990 | | | Bal | 3 | Sea | 4 | Comstock | Olson | | Vizquel |
| 8/14/1990 | | 11 | Min | 1 | Cle | 2 | Orosco | Aguilera | | Alomar |
| 8/14/1990 | | 10 | Mil | 12 | Det | 13 | Tanana | Crim | | Ward |
| 8/14/1990 | | | NYA | 0 | Cal | 6 | Abbott | Leary | | Winfield |
| 8/14/1990 | | 12 | Tor | 5 | ChA | 4 | Ward | Thigpen | | Felix |
| 8/14/1990 | | | Tex | 2 | KC | 8 | McGaffigan | Moyer | | Brett |
| 8/14/1990 | | | Bos | 4 | Oak | 7 | Moore | Clemens | Eckersley | Jose |
| 8/14/1990 | | | Bal | 2 | Sea | 1 | Johnson | Young | | McKnight |
| 8/15/1990 | | | Min | 8 | Cle | 5 | Berenguer | Olin | Aguilera | Puckett |
| 8/15/1990 | | 12 | Mil | 1 | Det | 2 | Parker | Lee | | Fielder |
| 8/15/1990 | | | NYA | 2 | Cal | 21 | Young | LaPoint | | Parrish |
| 8/15/1990 | | | Tor | 7 | ChA | 15 | Thigpen | Candelaria | | Calderon |
| 8/15/1990 | | | Tex | 2 | KC | 5 | Davis,S | Witt | Stottlemyre | Macfarlane |
| 8/15/1990 | | 10 | Bos | 0 | Oak | 1 | Eckersley | Hesketh | | Jose |
| 8/15/1990 | | | Bal | 3 | Sea | 1 | Harnisch | Johnson | Schilling | Worthington |
| 8/16/1990 | | | Min | 3 | Cle | 0 | Tapani | Olin | | Mack |
| 8/16/1990 | | | Mil | 7 | Det | 4 | Robinson | Petry | Lee | Yount |
| 8/17/1990 | | | Oak | 2 | Bal | 3 | Mitchell | Welch | Olson | Worthington |
| 8/17/1990 | | | Cal | 3 | Bos | 0 | Finley | Boddicker | | Downing |
| 8/17/1990 | | | Cle | 4 | Det | 10 | Morris | Candiotti | | Lemon |
| 8/17/1990 | | | KC | 2 | Mil | 3 | Higuera | Gordon | Plesac | Molitor |
| 8/17/1990 | | 11 | Sea | 6 | NYA | 7 | Righetti | Schooler | | Kelly |
| 8/17/1990 | | 10 | Tor | 11 | Min | 8 | Henke | Drummond | MacDonald | Felix |
| 8/17/1990 | 1 | | ChA | 3 | Tex | 5 | Ryan | Hibbard | Rogers | Palmeiro |
| 8/17/1990 | 2 | | ChA | 1 | Tex | 6 | Hough | Perez | | Petralli |
| 8/18/1990 | | | Oak | 6 | Bal | 5 | Burns | Olson | Eckersley | Canseco,J |
| 8/18/1990 | | | Cal | 5 | Bos | 3 | Eichhorn | Bolton | Harvey | Schroeder |
| 8/18/1990 | | | Cle | 4 | Det | 3 | Shaw | Terrell | Jones | Baerga |
| 8/18/1990 | | | KC | 3 | Mil | 5 | Navarro | Appier | Crim | Molitor |
| 8/18/1990 | | | Sea | 7 | NYA | 3 | Holman | Witt | | Bradley |
| 8/18/1990 | | | Tor | 5 | Min | 8 | Drummond | Acker | | Gaetti |
| 8/18/1990 | | | ChA | 4 | Tex | 1 | Fernandez | Jeffcoat | | Calderon |
| 8/19/1990 | | | Oak | 10 | Bal | 5 | Sanderson | Telford | | Canseco,J |
| 8/19/1990 | | | Cal | 1 | Bos | 5 | Clemens | Abbott | | Greenwell |
| 8/19/1990 | | | KC | 7 | Mil | 5 | McGaffigan | Knudson | Montgomery | Tartabull |
| 8/19/1990 | | | Sea | 7 | NYA | 6 | Harris | Cadaret | Schooler | Davis |
| 8/19/1990 | | | Tor | 7 | Min | 1 | Wells | Guthrie | | McGriff |
| 8/19/1990 | | | ChA | 3 | Tex | 13 | Moyer | Edwards | | Franco |
| 8/20/1990 | | 12 | Bal | 7 | Bos | 6 | Schilling | Hesketh | Bautista | Gonzales |
| 8/20/1990 | | | Cal | 7 | Det | 4 | Fetters | Robinson | Harvey | Ray |
| 8/20/1990 | | | Cle | 4 | Mil | 7 | Edens | Black | Plesac | Parker |
| 8/20/1990 | | | Tor | 3 | NYA | 6 | LaPoint | Stottlemyre | Plunk | Barfield |
| 8/20/1990 | | | Oak | 6 | ChA | 2 | Stewart | McDowell | | Gallego |
| 8/20/1990 | | | Min | 4 | KC | 7 | Davis,S | West | Montgomery | Seitzer |
| 8/20/1990 | | | Sea | 5 | Tex | 16 | Rogers | Hanson | | Green |
| 8/21/1990 | | | Bal | 5 | Bos | 3 | Mitchell | Hesketh | Ballard | Finley |
| 8/21/1990 | | | Cal | 6 | Det | 3 | Grahe | Petry | Eichhorn | Venable |
| 8/21/1990 | | | Cle | 0 | Mil | 3 | Robinson | Swindell | | Deer |
| 8/21/1990 | | | Tor | 4 | NYA | 5 | Cary | Candelaria | Plunk | Balboni |
| 8/21/1990 | | | Oak | 5 | ChA | 1 | Moore | Hibbard | Nelson | Jose |
| 8/21/1990 | | | Min | 5 | KC | 6 | Campbell | Wayne | Farr | Seitzer |
| 8/21/1990 | | | Sea | 0 | Tex | 1 | Hough | Johnson | Arnsberg | Incaviglia |
| 8/22/1990 | | | Bal | 5 | Bos | 1 | McDonald | Boddicker | | Horn |
| 8/22/1990 | | | Cal | 0 | Det | 12 | Morris | Finley | | Heath |
| 8/22/1990 | | | Cle | 1 | Mil | 5 | Higuera | Candiotti | Plesac | Sheffield |
| 8/22/1990 | | | Tor | 3 | NYA | 1 | Ward | Guetterman | Henke | Borders |
| 8/22/1990 | | | Oak | 5 | ChA | 1 | Welch | Perez | | McGwire |
| 8/22/1990 | | | Min | 5 | KC | 7 | Stottlemyre | Aguilera | | Tartabull |
| 8/22/1990 | | | Sea | 4 | Tex | 6 | Ryan | Swift | Arnsberg | Baines |
| 8/23/1990 | | | Mil | 2 | NYA | 4 | Witt | Navarro | Righetti | Hall |
| 8/23/1990 | | 12 | Bos | 9 | Tor | 6 | Lamp | Wills | Gardner | Marshall |
| 8/23/1990 | | | Cal | 7 | ChA | 4 | McCaskill | Fernandez | Harvey | Winfield |
| 8/23/1990 | | | Sea | 8 | KC | 4 | Holman | Appier | | |
| 8/24/1990 | | | Cle | 9 | Bal | 13 | Telford | Walker | | Horn |
| 8/24/1990 | | | Oak | 1 | Det | 4 | Terrell | Sanderson | Henneman | Sheets |
| 8/24/1990 | | | Mil | 1 | NYA | 4 | Leary | Knudson | Righetti | Hall |
| 8/24/1990 | | | Bos | 1 | Tor | 2 | Key | Hesketh | | Felix |
| 8/24/1990 | | 10 | Cal | 4 | ChA | 3 | Fraser | Jones | Harvey | Hill |
| 8/24/1990 | | | Sea | 4 | KC | 1 | Young | McGaffigan | Jackson | Martinez,T |
| 8/24/1990 | | | Min | 5 | Tex | 2 | Guthrie | McMurtry | Aguilera | Gladden |
| 8/25/1990 | | 10 | Cle | 1 | Bal | 0 | Jones | Harnisch | | Alomar |
| 8/25/1990 | | | Oak | 3 | Det | 1 | Stewart | Tanana | Eckersley | Lansford |
| 8/25/1990 | | | Mil | 2 | NYA | 3 | Robinson | Plesac | | Sax |
| 8/25/1990 | | 10 | Bos | 2 | Tor | 3 | Ward | Gray | | Bell |
| 8/25/1990 | | | Cal | 2 | ChA | 4 | McDowell | Langston | Thigpen | Sosa |
| 8/25/1990 | | 10 | Sea | 8 | KC | 9 | Encarnacion | Comstock | | Jeltz |
| 8/25/1990 | | | Min | 8 | Tex | 6 | West | Moyer | Leach | Hrbek |
| 8/26/1990 | | | Cle | 7 | Bal | 5 | Ward,C | Mitchell | Orosco | Fermin |
| 8/26/1990 | | | Oak | 8 | Det | 9 | Parker | Burns | Henneman | Heath |
| 8/26/1990 | | | Mil | 5 | NYA | 2 | Robinson | Cary | Plesac | Molitor |
| 8/26/1990 | | | Bos | 5 | Tor | 6 | Ward | Murphy | | Olerud |
| 8/26/1990 | | | Cal | 3 | ChA | 1 | Fetters | Peterson | Harvey | White |
| 8/26/1990 | | 15 | Sea | 7 | KC | 8 | Appier | Hanson | | Tartabull |
| 8/26/1990 | | | Min | 2 | Tex | 3 | Barfield | Wayne | | Daugherty |
| 8/27/1990 | | | NYA | 1 | Bal | 4 | McDonald | Hawkins | | Ripken,C |
| 8/27/1990 | | | Bos | 7 | Cle | 9 | Candiotti | Boddicker | Orosco | Alomar |
| 8/27/1990 | | | Mil | 1 | Tor | 2 | Henke | Higuera | | Olerud |
| 8/27/1990 | | | Tex | 4 | Cal | 7 | Finley | Hough | Harvey | Stevens |
| 8/27/1990 | | | ChA | 3 | Min | 2 | Patterson | Aguilera | Thigpen | Calderon |
| 8/28/1990 | | | NYA | 2 | Bal | 3 | Mesa | Witt | Olson | Devereaux |
| 8/28/1990 | | | Bos | 2 | Cle | 5 | Nagy | Bolton | | Maldonado |
| 8/28/1990 | | | Mil | 2 | Tor | 8 | Stieb | Navarro | | Gruber |
| 8/28/1990 | | | Tex | 8 | Cal | 1 | Ryan | McCaskill | | Sierra |
| 8/28/1990 | | | ChA | 1 | Min | 9 | Erickson | Patterson | | Larkin |
| 8/28/1990 | | | KC | 4 | Oak | 5 | Nelson | Farr | | |
| 8/28/1990 | | | Det | 6 | Sea | 3 | Morris | Holman | Henneman | Shelby |
| 8/29/1990 | | | NYA | 8 | Bal | 5 | Leary | Telford | Righetti | Kelly |
| 8/29/1990 | | | Bos | 3 | Cle | 1 | Kiecker | Olin | | Brunansky |
| 8/29/1990 | | | Mil | 2 | Tor | 4 | Ward | Knudson | Henke | Gruber |
| 8/29/1990 | | | Tex | 1 | Cal | 3 | Abbott | Brown | Harvey | White |
| 8/29/1990 | | | ChA | 7 | Min | 6 | Radinsky | Berenguer | Thigpen | Calderon |
| 8/29/1990 | | | KC | 1 | Oak | 3 | Sanderson | Appier | Eckersley | Canseco,J |
| 8/29/1990 | | | Det | 2 | Sea | 6 | Young | Terrell | | Reynolds |
| 8/30/1990 | | | NYA | 5 | Bal | 4 | Plunk | Olson | Righetti | Kelly |
| 8/30/1990 | | | Bos | 6 | Cle | 3 | Clemens | Valdez,S | | Quintana |
| 8/30/1990 | | | ChA | 2 | Min | 4 | West | McDowell | Aguilera | Liriano |
| 8/30/1990 | | | KC | 2 | Oak | 3 | Stewart | McGaffigan | Eckersley | Baines |
| 8/30/1990 | | | Det | 3 | Sea | 2 | Tanana | Hanson | Henneman | Fielder |
| 8/31/1990 | | | NYA | 7 | Bos | 4 | Cary | Harris | Righetti | Cerone |
| 8/31/1990 | | | Tor | 2 | Cle | 3 | Swindell | Wells | Jones | Maldonado |
| 8/31/1990 | | | Bal | 3 | Mil | 7 | Robinson | Mitchell | Crim | Vaughn |
| 8/31/1990 | | | ChA | 6 | Cal | 5 | Hibbard | Langston | Thigpen | Calderon |
| 8/31/1990 | | | Det | 6 | Min | 3 | Robinson | Berenguer | Henneman | Fryman |
| 8/31/1990 | | | Tex | 0 | Oak | 5 | Welch | Moyer | | Steinbach |
| 8/31/1990 | | | KC | 6 | Sea | 10 | Johnson | Davis,S | | Griffey |
| 9/1/1990 | | | NYA | 6 | Bos | 4 | Guetterman | Gray | | Azocar |
| 9/1/1990 | | | Tor | 5 | Cle | 8 | Orosco | Stottlemyre | Jones | Snyder |
| 9/1/1990 | | 10 | Bal | 2 | Mil | 1 | McDonald | Higuera | Olson | Tettleton |
| 9/1/1990 | | | ChA | 4 | Cal | 2 | Perez | Grahe | Thigpen | Bradley |
| 9/1/1990 | | | Det | 5 | Min | 9 | Anderson | Nosek | Leach | Mack |
| 9/1/1990 | | | Tex | 1 | Oak | 6 | Young | Witt | | Lansford |
| 9/1/1990 | | | KC | 4 | Sea | 13 | Swan | Codiroli | Harris | Davis |
| 9/2/1990 | | | NYA | 3 | Bos | 6 | Bolton | Witt | Gray | Pena |
| 9/2/1990 | | 15 | Tor | 7 | Cle | 3 | Ward | Orosco | Candelaria | Whiten |
| 9/2/1990 | | | Bal | 6 | Mil | 1 | Mesa | Navarro | | Anderson |
| 9/2/1990 | | | ChA | 1 | Cal | 2 | Eichhorn | Patterson | Harvey | Coachman |
| 9/2/1990 | | | Det | 10 | Min | 2 | Morris | Erickson | | Bergman |
| 9/2/1990 | | | Tex | 4 | Oak | 3 | Hough | Moore | Rogers | Huson |
| 9/2/1990 | | | KC | 5 | Sea | 2 | Gordon | Holman | | McRae |
| 9/3/1990 | | | Sea | 2 | Bal | 1 | Young | Telford | Swift | O'Brien |
| 9/3/1990 | | | Oak | 1 | Bos | 7 | Kiecker | Sanderson | | Marshall |
| 9/3/1990 | | | Tor | 3 | Det | 1 | Key | Terrell | Blair | Wilson |
| 9/3/1990 | | 16 | Cal | 5 | NYA | 4 | Fraser | Righetti | | Winfield |
| 9/3/1990 | | | KC | 2 | ChA | 1 | Appier | King | Sanchez | Eisenreich |
| 9/3/1990 | | | Cle | 2 | Tex | 3 | Arnsberg | Olin | | Sierra |
| 9/3/1990 | 1 | | Min | 7 | Mil | 1 | Guthrie | Knudson | | Newman |
| 9/3/1990 | 2 | | Min | 5 | Mil | 7 | Krueger | Abbott | | Parker |
| 9/4/1990 | | | Sea | 5 | Bal | 6 | Harnisch | Hanson | Olson | Horn |
| 9/4/1990 | | | Oak | 5 | Bos | 3 | Stewart | Clemens | Eckersley | McGwire |
| 9/4/1990 | | | Tor | 5 | Det | 1 | Wills | Tanana | | Williams |
| 9/4/1990 | | | Min | 3 | Mil | 9 | Edens | West | | Vaughn |
| 9/4/1990 | | | KC | 6 | ChA | 7 | Radinsky | Crawford | | McCray |
| 9/4/1990 | | | Cle | 1 | Tex | 4 | Brown | Valdez,S | | Daugherty |
| 9/5/1990 | | | Sea | 4 | Bal | 2 | Johnson | Mitchell | Harris | Griffey |
| 9/5/1990 | | | Oak | 4 | Bos | 5 | Gray | Eckersley | | Greenwell |
| 9/5/1990 | | | Tor | 5 | Det | 3 | Wells | Nunez | Blair | Ducey |
| 9/5/1990 | | | Min | 1 | Mil | 0 | Smith | Robinson | Aguilera | Sorrento |
| 9/5/1990 | | | Cal | 11 | NYA | 3 | Abbott | LaPoint | | Parrish |
| 9/5/1990 | | | KC | 4 | ChA | 1 | Stottlemyre | Hibbard | Davis,M | Seitzer |
| 9/5/1990 | | 12 | Cle | 4 | Tex | 3 | Ward,C | Barfield | Jones | Jacoby |
| 9/6/1990 | | | Cle | 4 | Det | 8 | Nosek | Candiotti | | |
| 9/6/1990 | | 10 | Cal | 4 | NYA | 2 | Eichhorn | Righetti | | Schu |
| 9/6/1990 | | | KC | 6 | Tex | 7 | Rogers | Sanchez | | Petralli |
| 9/7/1990 | | | Cal | 0 | Bal | 2 | McDonald | Grahe | | Tettleton |
| 9/7/1990 | | | Sea | 7 | Bos | 6 | Swan | Lamp | Swift | Griffey |
| 9/7/1990 | | | Det | 1 | Mil | 4 | Higuera | Morris | Plesac | Vaughn |
| 9/7/1990 | | | Oak | 7 | NYA | 6 | Burns | Cadaret | Eckersley | Canseco,J |
| 9/7/1990 | | | ChA | 1 | Tor | 8 | Stottlemyre | Perez | | Gruber |
| 9/7/1990 | | | Cle | 1 | Min | 5 | Anderson | Black | Aguilera | Newman |
| 9/7/1990 | | | KC | 1 | Tex | 5 | Rogers | Gordon | | Daugherty |
| 9/8/1990 | | | Cal | 3 | Bal | 4 | Mesa | Finley | Olson | |
| 9/8/1990 | | | Sea | 4 | Bos | 1 | DeLucia | Bolton | Swift | Leonard |
| 9/8/1990 | | | Det | 7 | Mil | 5 | Nunez | Navarro | Henneman | Whitaker |
| 9/8/1990 | | | Oak | 1 | NYA | 5 | Witt | Sanderson | | Azocar |
| 9/8/1990 | | | ChA | 5 | Tor | 2 | Fernandez | Stieb | Thigpen | |
| 9/8/1990 | | | Cle | 3 | Min | 5 | Erickson | Walker | Aguilera | Liriano |
| 9/8/1990 | | | KC | 4 | Tex | 6 | Ryan | Appier | Arnsberg | Daugherty |
| 9/9/1990 | | | Cal | 6 | Bal | 3 | McCaskill | Telford | Harvey | Downing |
| 9/9/1990 | | | Sea | 5 | Bos | 1 | Young | Hesketh | | Griffey Jr. |
| 9/9/1990 | | 12 | Det | 4 | Mil | 3 | Gibson | Plesac | Nunez | Cuyler |
| 9/9/1990 | | | Oak | 3 | NYA | 2 | Stewart | Robinson | Eckersley | Blankenship |
| 9/9/1990 | | | ChA | 6 | Tor | 1 | McDowell | Key | | Martinez |
| 9/9/1990 | | | Cle | 3 | Min | 4 | Leach | Olin | | Gaetti |
| 9/9/1990 | | | KC | 5 | Tex | 6 | Mielke | Montgomery | | Daugherty |
| 9/10/1990 | | 11 | Det | 5 | Bal | 6 | Hickey | Parker | | Ripken,C |
| 9/10/1990 | | 17 | Tex | 5 | NYA | 4 | Mielke | Jones | | Incaviglia |
| 9/10/1990 | | | Min | 3 | Cal | 1 | Abbott | Abbott | Aguilera | Mack |
| 9/10/1990 | | | Tor | 1 | KC | 0 | Wells | Wagner | | Bell |
| 9/10/1990 | | | Oak | 1 | Sea | 6 | Hanson | Welch | | Briley |
| 9/10/1990 | 1 | | Mil | 1 | Bos | 9 | Harris | Knudson | | Pena |
| 9/10/1990 | 1 | | ChA | 6 | Cle | 1 | Hibbard | Swindell | | Sosa |
| 9/10/1990 | 2 | | Mil | 6 | Bos | 7 | Andersen | Edens | Gray | Barrett |
| 9/10/1990 | 2 | | ChA | 5 | Cle | 3 | King | Orosco | Thigpen | |
| 9/11/1990 | | | Det | 11 | Bal | 4 | Searcy | Johnson | | Rowland |
| 9/11/1990 | | | Mil | 2 | Bos | 5 | Lamp | Robinson | Gardner | Marshall |
| 9/11/1990 | | | ChA | 0 | Cle | 1 | Olin | Edwards | Jones | Webster |
| 9/11/1990 | | | Tex | 0 | NYA | 1 | Guetterman | Witt | | Azocar |
| 9/11/1990 | | | Min | 6 | Cal | 11 | Young | Wayne | | Anderson |
| 9/11/1990 | | | Tor | 7 | KC | 2 | Wills | Stottlemyre | | Felix |
| 9/11/1990 | | | Oak | 2 | Sea | 7 | Johnson | Young | | O'Brien |
| 9/12/1990 | | | Det | 0 | Bal | 2 | McDonald | Morris | | Segui |
| 9/12/1990 | | | Mil | 2 | Bos | 4 | Boddicker | Higuera | Reardon | Marshall |
| 9/12/1990 | | | ChA | 1 | Cle | 2 | Olin | Radinsky | Jones | Baerga |
| 9/12/1990 | | | Tex | 6 | NYA | 4 | Hough | Guetterman | Rogers | Kunkel |
| 9/12/1990 | | | Min | 3 | Cal | 1 | Casian | Grahe | Aguilera | Hrbek |
| 9/12/1990 | | | Tor | 13 | KC | 9 | Stottlemyre | Gordon | | Ducey |
| 9/12/1990 | | | Oak | 7 | Sea | 5 | Eckersley | Swift | | Baines |
| 9/13/1990 | | | NYA | 3 | Det | 4 | Terrell | Witt | Henneman | Moseby |
| 9/13/1990 | | 10 | Bal | 4 | Tor | 6 | Henke | Milacki | | Borders |
| 9/13/1990 | | 12 | Sea | 4 | Cal | 1 | Comstock | Harvey | | Griffey Jr. |
| 9/13/1990 | | | Bos | 2 | ChA | 0 | Bolton | Fernandez | | Greenwell |
| 9/13/1990 | | | Min | 2 | Oak | 3 | Harris | Erickson | | Baines |
| 9/14/1990 | | 10 | NYA | 2 | Det | 4 | Henneman | Righetti | | Fielder |
| 9/14/1990 | | | Bal | 9 | Tor | 8 | Mitchell | Blair | | Tettleton |
| 9/14/1990 | | | Sea | 3 | Cal | 0 | Young | McCaskill | | O'Brien |
| 9/14/1990 | | 14 | Bos | 6 | ChA | 4 | Reardon | Patterson | | |
| 9/14/1990 | | | Cle | 4 | KC | 13 | Appier | Valdez,S | | Brett |
| 9/14/1990 | | | Min | 3 | Oak | 2 | Leach | Stewart | Aguilera | Hrbek |
| 9/14/1990 | | | Mil | 2 | Tex | 7 | Ryan | Navarro | | Daugherty |
| 9/15/1990 | | | NYA | 1 | Det | 3 | Nunez | Eiland | Henneman | Phillips |
| 9/15/1990 | | | Bal | 0 | Tor | 6 | Wells | Harnisch | | Felix |
| 9/15/1990 | | | Sea | 2 | Cal | 3 | Abbott | Hanson | Harvey | Schofield |
| 9/15/1990 | | | Bos | 0 | ChA | 6 | Hibbard | Harris | | |
| 9/15/1990 | | | Cle | 7 | KC | 4 | Swindell | McGaffigan | Jones | Browne |
| 9/15/1990 | | 10 | Min | 3 | Oak | 2 | Leach | Welch | Aguilera | Newman |
| 9/15/1990 | | | Mil | 6 | Tex | 4 | Edens | Alexander | Plesac | Yount |
| 9/16/1990 | | 11 | NYA | 6 | Det | 2 | Robinson | Parker | | Cerone |
| 9/16/1990 | | 10 | Bal | 3 | Tor | 4 | Ward | Schilling | | |
| 9/16/1990 | | | Sea | 14 | Cal | 2 | Johnson | Langston | | Schaefer |
| 9/16/1990 | | | Bos | 2 | ChA | 5 | Radinsky | Kiecker | Patterson | Thomas |
| 9/16/1990 | | | Cle | 2 | KC | 4 | Wagner | Walker | Montgomery | Brett |
| 9/16/1990 | | | Min | 1 | Oak | 5 | Young | Tapani | | McGee |
| 9/16/1990 | | | Mil | 4 | Tex | 5 | Chiamparino | Robinson | Rogers | Pettis |
| 9/17/1990 | | | Bos | 2 | Bal | 5 | McDonald | Boddicker | Olson | |
| 9/17/1990 | | | Mil | 4 | Cle | 6 | Olin | Higuera | | Fermin |
| 9/17/1990 | | | NYA | 0 | Tor | 13 | Stottlemyre | Adkins | | Gruber |
| 9/17/1990 | | | KC | 6 | Min | 4 | Farr | Casian | Stottlemyre | Seitzer |
| 9/17/1990 | | | ChA | 7 | Oak | 8 | Eckersley | Thigpen | | Quirk |
| 9/17/1990 | | | Tex | 8 | Sea | 1 | Witt | Gardiner | | Sierra |
| 9/18/1990 | | | Bos | 1 | Bal | 2 | Mesa | Bolton | Olson | Ripken,C |
| 9/18/1990 | | 10 | Mil | 9 | Cle | 6 | Plesac | Jones | | Parker |
| 9/18/1990 | | | NYA | 6 | Tor | 3 | Witt | Stieb | Righetti | Nokes |
| 9/18/1990 | | 14 | Det | 7 | Cal | 4 | Parker | Harvey | | Fielder |
| 9/18/1990 | | 12 | KC | 9 | Min | 7 | Maldonado | Savage | | Eisenreich |
| 9/18/1990 | | | ChA | 2 | Oak | 5 | Moore | Fernandez | | Henderson,R |
| 9/18/1990 | | | Tex | 1 | Sea | 2 | DeLucia | Barfield | | Briley |
| 9/19/1990 | | 11 | Bos | 8 | Bal | 5 | Reardon | Bautista | | Burks |
| 9/19/1990 | | | Mil | 9 | Cle | 8 | Navarro | Valdez,S | Veres | Yount |
| 9/19/1990 | | 12 | NYA | 8 | Tor | 6 | Guetterman | Henke | Mills | Kelly |
| 9/19/1990 | | | Det | 9 | Cal | 10 | Minton | Henneman | | |
| 9/19/1990 | | | KC | 0 | Min | 11 | Guthrie | Appier | | Hrbek |
| 9/19/1990 | | | ChA | 1 | Oak | 2 | Stewart | McDowell | | Henderson,R |
| 9/19/1990 | | | Tex | 6 | Sea | 8 | Jackson | Rogers | | Buhner |
| 9/20/1990 | | | Cle | 2 | NYA | 6 | Eiland | Swindell | | Espinoza |
| 9/20/1990 | | | ChA | 2 | Sea | 1 | Hibbard | Hanson | Thigpen | Fletcher |
| 9/21/1990 | | | Mil | 2 | Bal | 5 | Harnisch | Robinson | Schilling | Segui |
| 9/21/1990 | | | Bos | 4 | NYA | 5 | Righetti | Gray | | Maas |
| 9/21/1990 | | | Cle | 2 | Tor | 4 | Wells | Orosco | Henke | Borders |
| 9/21/1990 | | | Cal | 6 | KC | 0 | McCaskill | Saberhagen | | Winfield |
| 9/21/1990 | | | Tex | 1 | Min | 2 | Tapani | Witt | Aguilera | Liriano |
| 9/21/1990 | | | Det | 1 | Oak | 2 | Welch | Tanana | Eckersley | Henderson,R |
| 9/21/1990 | | | ChA | 4 | Sea | 2 | King | Johnson | Thigpen | Sosa |
| 9/22/1990 | | | Mil | 4 | Bal | 2 | Brown | Johnson | Plesac | |
| 9/22/1990 | | | Bos | 15 | NYA | 2 | Boddicker | Adkins | | Boggs |
| 9/22/1990 | | | Cle | 0 | Tor | 4 | Stottlemyre | Shaw | Ward | Felix |
| 9/22/1990 | | 10 | Cal | 3 | KC | 1 | Eichhorn | McGaffigan | Fraser | White |
| 9/22/1990 | | | Tex | 5 | Min | 2 | Chiamparino | Anderson | Russell,Je | Palmeiro |
| 9/22/1990 | | | Det | 5 | Oak | 9 | Sanderson | Parker | Eckersley | Henderson,R |
| 9/22/1990 | | | ChA | 3 | Sea | 7 | Gardiner | Perez | Swift | Valle |
| 9/23/1990 | | | Mil | 0 | Bal | 5 | McDonald | Higuera | | Devereaux |
| 9/23/1990 | | | Bos | 5 | NYA | 1 | Bolton | Witt | | Burks |
| 9/23/1990 | | | Cle | 4 | Tor | 2 | Nagy | Stieb | Jones | Baerga |
| 9/23/1990 | | | Cal | 4 | KC | 6 | Farr | Finley | Montgomery | Pecota |
| 9/23/1990 | | | Tex | 5 | Min | 3 | Hough | Leach | Russell,Je | Huson |
| 9/23/1990 | | 13 | Det | 3 | Oak | 4 | Eckersley | Gibson | | Steinbach |
| 9/23/1990 | | 10 | ChA | 3 | Sea | 2 | Jones | Swift | | Thomas |
| 9/24/1990 | | | Tor | 6 | Mil | 1 | Key | Navarro | | Gruber |
| 9/24/1990 | | | Bal | 0 | NYA | 2 | Leiter | Mesa | Righetti | Velarde |
| 9/24/1990 | | | Oak | 7 | KC | 0 | Young | Gordon | | Blankenship |
| 9/24/1990 | | | Cal | 4 | Tex | 6 | Ryan | Langston | Russell,Je | Franco |
| 9/25/1990 | | | Cle | 9 | Bos | 3 | Swindell | Harris | | Fermin |
| 9/25/1990 | | | Sea | 0 | Det | 3 | Terrell | DeLucia | | Shelby |
| 9/25/1990 | | | Tor | 3 | Mil | 5 | Edens | Henke | | Sheffield |
| 9/25/1990 | | | Bal | 4 | NYA | 1 | Telford | Eiland | Olson | Orsulak |
| 9/25/1990 | | | Min | 0 | ChA | 7 | McDowell | Guthrie | | Ventura |
| 9/25/1990 | | | Oak | 2 | KC | 1 | Stewart | Appier | | McGwire |
| 9/25/1990 | | | Cal | 10 | Tex | 3 | Lewis | Witt | | Howell |
| 9/26/1990 | | | Cle | 10 | Bos | 6 | Ward,C | Kiecker | | Alomar |
| 9/26/1990 | | | Sea | 7 | Det | 2 | Hanson | Gleaton | | Buhner |
| 9/26/1990 | | | Tor | 5 | Mil | 4 | Ward | Crim | Henke | Fernandez |
| 9/26/1990 | | | Bal | 3 | NYA | 2 | Ballard | Cary | Olson | Ripken,C |
| 9/26/1990 | | | Min | 1 | ChA | 4 | Hibbard | Tapani | Thigpen | Guillen |
| 9/26/1990 | | | Oak | 2 | KC | 4 | Saberhagen | Welch | Montgomery | |
| 9/26/1990 | | | Cal | 1 | Tex | 2 | Arnsberg | McCaskill | | Sierra |
| 9/27/1990 | | | Bal | 3 | Cle | 4 | Farrell | Johnson | Jones | Ward,T |
| 9/27/1990 | | | Bos | 2 | Det | 1 | Bolton | Searcy | Reardon | Burks |
| 9/27/1990 | | | KC | 0 | Cal | 9 | Abbott | Wagner | | Stevens |
| 9/27/1990 | | | Mil | 1 | ChA | 3 | Jones | Brown | Thigpen | |
| 9/27/1990 | | | Oak | 10 | Tex | 8 | Honeycutt | Arnsberg | Eckersley | Henderson,D |
| 9/28/1990 | | | Tor | 8 | Bos | 9 | Boddicker | Stieb | Reardon | Reed,Jo |
| 9/28/1990 | | | Bal | 1 | Cle | 6 | Valdez,S | McDonald | | Maldonado |
| 9/28/1990 | | | Min | 1 | Det | 2 | Morris | Anderson | Henneman | Lemon |
| 9/28/1990 | | | NYA | 2 | Mil | 4 | Higuera | Adkins | Plesac | Parker |
| 9/28/1990 | | | KC | 11 | Cal | 2 | Farr | Finley | | Jackson |
| 9/28/1990 | | | Sea | 1 | ChA | 0 | Johnson | Fernandez | | Martinez,T |
| 9/28/1990 | | | Oak | 4 | Tex | 2 | Moore | Hough | Eckersley | Canseco,J |
| 9/29/1990 | | 11 | Tor | 4 | Bos | 3 | Henke | Reardon | | Gruber |
| 9/29/1990 | | | Min | 5 | Det | 7 | Nunez | Erickson | Henneman | Fielder |
| 9/29/1990 | | | NYA | 4 | Mil | 5 | Navarro | Witt | Plesac | Deer |
| 9/29/1990 | | | KC | 1 | Cal | 4 | Langston | Gordon | Harvey | Downing |
| 9/29/1990 | | | Sea | 2 | ChA | 0 | Young | King | | Buhner |
| 9/29/1990 | | | Oak | 8 | Tex | 7 | Burns | McMurtry | Eckersley | Jennings |
| 9/30/1990 | | | Tor | 11 | Bos | 7 | Key | Harris | | Olerud |
| 9/30/1990 | | | Min | 2 | Det | 6 | Parker | Guthrie | Gleaton | Fielder |
| 9/30/1990 | | 10 | NYA | 5 | Mil | 6 | Veres | Robinson | | Spiers |
| 9/30/1990 | | | KC | 0 | Cal | 4 | Lewis | Appier | | Hill |
| 9/30/1990 | | 11 | Sea | 2 | ChA | 1 | Swift | Patterson | | Briley |
| 9/30/1990 | | | Oak | 3 | Tex | 6 | Ryan | Harris | Russell,Je | Pettis |
| 9/30/1990 | 1 | | Bal | 5 | Cle | 4 | Milacki | Swindell | Olson | Milligan |
| 9/30/1990 | 2 | | Bal | 15 | Cle | 6 | Boone | Nagy | | Finley |
| 10/1/1990 | | | Tor | 0 | Bal | 2 | Mesa | Wells | Olson | Ripken,B |
| 10/1/1990 | | | ChA | 1 | Bos | 2 | Kiecker | Hibbard | | Evans |
| 10/1/1990 | | | Tex | 4 | Mil | 2 | Witt | Robinson | Russell,Je | Belcher |
| 10/1/1990 | | | Det | 5 | NYA | 3 | Tanana | Cary | Henneman | Heath |
| 10/1/1990 | | | Sea | 3 | Min | 6 | Tapani | Swan | Aguilera | Harper |
| 10/1/1990 | | | Cal | 1 | Oak | 4 | Stewart | Grahe | Honeycutt | Weiss |
| 10/2/1990 | | | Tor | 2 | Bal | 3 | Johnson | Black | Olson | Milligan |
| 10/2/1990 | | | ChA | 10 | Bos | 4 | Perez | Bolton | | Sosa |
| 10/2/1990 | | | KC | 3 | Cle | 2 | Wagner | Candiotti | Montgomery | Stillwell |
| 10/2/1990 | | | Tex | 6 | Mil | 2 | Arnsberg | Mirabella | Moyer | Kunkel |
| 10/2/1990 | | | Det | 5 | NYA | 2 | Searcy | Leiter | Henneman | Bergman |
| 10/2/1990 | | 11 | Sea | 5 | Min | 6 | Leach | Swift | | Munoz |
| 10/2/1990 | | | Cal | 2 | Oak | 4 | Welch | Abbott | Eckersley | Canseco,J |
| 10/3/1990 | | | Tor | 2 | Bal | 6 | McDonald | Stieb | | Devereaux |
| 10/3/1990 | | | ChA | 3 | Bos | 4 | Boddicker | Fernandez | Reardon | Burks |
| 10/3/1990 | | 14 | KC | 8 | Cle | 6 | Montgomery | Jones | | Jackson |
| 10/3/1990 | | | Tex | 8 | Mil | 1 | Chiamparino | Higuera | | Palmeiro |
| 10/3/1990 | | | Det | 10 | NYA | 1 | Morris | Adkins | | Coles |
| 10/3/1990 | | | Sea | 0 | Min | 1 | Casian | Johnson | Aguilera | Puckett |
| 10/3/1990 | | | Cal | 4 | Oak | 7 | Moore | Fetters | Eckersley | McGwire |