Organization team vs team - 1981 Seasons Past Baseball - IV
Regular season
| American League |
| CED | EKL | LOU | EDM | OYS | WPP | MOO | NYK | DOR | BAR | LAF | SHE |
| CED | x | 2-10 | 3-9 | 5-7 | 4-8 | 5-7 | 3-6 | 7-2 | 5-4 | 5-4 | 5-4 | 2-7 |
| EKL | 10-2 | x | 2-10 | 4-8 | 7-5 | 10-2 | 5-4 | 7-2 | 8-1 | 7-2 | 5-4 | 7-2 |
| LOU | 9-3 | 10-2 | x | 7-5 | 10-2 | 6-6 | 5-4 | 7-2 | 6-3 | 4-5 | 3-6 | 6-3 |
| EDM | 7-5 | 8-4 | 5-7 | x | 8-4 | 6-6 | 7-2 | 4-5 | 8-1 | 3-6 | 5-4 | 6-3 |
| OYS | 8-4 | 5-7 | 2-10 | 4-8 | x | 7-5 | 4-5 | 6-3 | 3-6 | 4-5 | 3-6 | 4-5 |
| WPP | 7-5 | 2-10 | 6-6 | 6-6 | 5-7 | x | 2-7 | 5-4 | 3-6 | 2-7 | 1-8 | 3-6 |
| | | | | | | | | | | | | |
| MOO | 6-3 | 4-5 | 4-5 | 2-7 | 5-4 | 7-2 | x | 9-3 | 5-7 | 6-6 | 7-5 | 2-10 |
| NYK | 2-7 | 2-7 | 2-7 | 5-4 | 3-6 | 4-5 | 3-9 | x | 9-3 | 7-5 | 3-9 | 6-6 |
| DOR | 4-5 | 1-8 | 3-6 | 1-8 | 6-3 | 6-3 | 7-5 | 3-9 | x | 5-7 | 4-8 | 6-6 |
| BAR | 4-5 | 2-7 | 5-4 | 6-3 | 5-4 | 7-2 | 6-6 | 5-7 | 7-5 | x | 4-8 | 4-8 |
| LAF | 4-5 | 4-5 | 6-3 | 4-5 | 6-3 | 8-1 | 5-7 | 9-3 | 8-4 | 8-4 | x | 9-3 |
| SHE | 7-2 | 2-7 | 3-6 | 3-6 | 5-4 | 6-3 | 10-2 | 6-6 | 6-6 | 8-4 | 3-9 | x |
| | | | | | | | | | | | | |
| KCB | 1-3 | 0-4 | 1-3 | 1-3 | 0-4 | 0-4 | 0-4 | 3-1 | 2-2 | 0-4 | 2-2 | 2-2 |
| FRA | 4-0 | 1-3 | 0-4 | 0-4 | 2-2 | 2-2 | 1-3 | 2-2 | 2-2 | 2-2 | 0-4 | 3-1 |
| LAM | 0-4 | 1-3 | 0-4 | 1-3 | 0-4 | 2-2 | 2-2 | 0-4 | 2-2 | 2-2 | 0-4 | 3-1 |
| TOL | 2-2 | 2-2 | 1-3 | 0-4 | 3-1 | 3-1 | 2-2 | 1-3 | 2-2 | 3-1 | 2-2 | 1-3 |
| SDV | 3-1 | 1-3 | 2-2 | 3-1 | 2-2 | 1-3 | 2-2 | 1-3 | 3-1 | 4-0 | 4-0 | 3-1 |
| AST | 2-2 | 2-2 | 0-4 | 0-4 | 2-2 | 4-0 | 0-4 | 1-3 | 0-4 | 0-4 | 2-2 | 1-3 |
| | | | | | | | | | | | | |
| HAW | 0-4 | 0-4 | 3-1 | 1-3 | 2-2 | 4-0 | 1-3 | 3-1 | 2-2 | 2-2 | 0-4 | 1-3 |
| FAI | 1-3 | 1-3 | 1-3 | 3-1 | 1-3 | 4-0 | 1-3 | 2-2 | 1-3 | 3-1 | 1-3 | 3-1 |
| ANO | 2-2 | 3-1 | 1-3 | 2-2 | 1-3 | 1-3 | 1-3 | 1-3 | 0-4 | 0-4 | 0-4 | 3-1 |
| WOR | 2-2 | 2-2 | 1-3 | 1-3 | 2-2 | 0-4 | 1-3 | 0-4 | 3-1 | 3-1 | 1-3 | 2-2 |
| BAL | 3-1 | 3-1 | 3-1 | 2-2 | 3-1 | 2-2 | 3-1 | 3-1 | 3-1 | 3-1 | 2-2 | 3-1 |
| ROS | 2-2 | 0-4 | 2-2 | 1-3 | 2-2 | 1-3 | 1-3 | 3-1 | 3-1 | 4-0 | 3-1 | 4-0 |
| | | | | | | | | | | | | |
| National League |
| KCB | FRA | LAM | TOL | SDV | AST | HAW | FAI | ANO | WOR | BAL | ROS |
| KCB | x | 4-8 | 8-4 | 10-2 | 4-8 | 8-4 | 5-4 | 4-5 | 4-5 | 4-5 | 1-8 | 1-8 |
| FRA | 8-4 | x | 9-3 | 9-3 | 4-8 | 8-4 | 3-6 | 4-5 | 7-2 | 4-5 | 3-6 | 2-7 |
| LAM | 4-8 | 3-9 | x | 9-3 | 2-10 | 9-3 | 3-6 | 2-7 | 3-6 | 6-3 | 2-7 | 3-6 |
| TOL | 2-10 | 3-9 | 3-9 | x | 4-8 | 5-7 | 8-1 | 5-4 | 4-5 | 7-2 | 2-7 | 1-8 |
| SDV | 8-4 | 8-4 | 10-2 | 8-4 | x | 12-0 | 7-2 | 4-5 | 5-4 | 3-6 | 6-3 | 8-1 |
| AST | 4-8 | 4-8 | 3-9 | 7-5 | 0-12 | x | 2-7 | 2-7 | 2-7 | 3-6 | 4-5 | 1-8 |
| | | | | | | | | | | | | |
| HAW | 4-5 | 6-3 | 6-3 | 1-8 | 2-7 | 7-2 | x | 3-9 | 6-6 | 8-4 | 1-11 | 4-8 |
| FAI | 5-4 | 5-4 | 7-2 | 4-5 | 5-4 | 7-2 | 9-3 | x | 7-5 | 7-5 | 6-6 | 2-10 |
| ANO | 5-4 | 2-7 | 6-3 | 5-4 | 4-5 | 7-2 | 6-6 | 5-7 | x | 8-4 | 4-8 | 5-7 |
| WOR | 5-4 | 5-4 | 3-6 | 2-7 | 6-3 | 6-3 | 4-8 | 5-7 | 4-8 | x | 4-8 | 5-7 |
| BAL | 8-1 | 6-3 | 7-2 | 7-2 | 3-6 | 5-4 | 11-1 | 6-6 | 8-4 | 8-4 | x | 12-0 |
| ROS | 8-1 | 7-2 | 6-3 | 8-1 | 1-8 | 8-1 | 8-4 | 10-2 | 7-5 | 7-5 | 0-12 | x |
| | | | | | | | | | | | | |
| CED | 3-1 | 0-4 | 4-0 | 2-2 | 1-3 | 2-2 | 4-0 | 3-1 | 2-2 | 2-2 | 1-3 | 2-2 |
| EKL | 4-0 | 3-1 | 3-1 | 2-2 | 3-1 | 2-2 | 4-0 | 3-1 | 1-3 | 2-2 | 1-3 | 4-0 |
| LOU | 3-1 | 4-0 | 4-0 | 3-1 | 2-2 | 4-0 | 1-3 | 3-1 | 3-1 | 3-1 | 1-3 | 2-2 |
| EDM | 3-1 | 4-0 | 3-1 | 4-0 | 1-3 | 4-0 | 3-1 | 1-3 | 2-2 | 3-1 | 2-2 | 3-1 |
| OYS | 4-0 | 2-2 | 4-0 | 1-3 | 2-2 | 2-2 | 2-2 | 3-1 | 3-1 | 2-2 | 1-3 | 2-2 |
| WPP | 4-0 | 2-2 | 2-2 | 1-3 | 3-1 | 0-4 | 0-4 | 0-4 | 3-1 | 4-0 | 2-2 | 3-1 |
| | | | | | | | | | | | | |
| MOO | 4-0 | 3-1 | 2-2 | 2-2 | 2-2 | 4-0 | 3-1 | 3-1 | 3-1 | 3-1 | 1-3 | 3-1 |
| NYK | 1-3 | 2-2 | 4-0 | 3-1 | 3-1 | 3-1 | 1-3 | 2-2 | 3-1 | 4-0 | 1-3 | 1-3 |
| DOR | 2-2 | 2-2 | 2-2 | 2-2 | 1-3 | 4-0 | 2-2 | 3-1 | 4-0 | 1-3 | 1-3 | 1-3 |
| BAR | 4-0 | 2-2 | 2-2 | 1-3 | 0-4 | 4-0 | 2-2 | 1-3 | 4-0 | 1-3 | 1-3 | 0-4 |
| LAF | 2-2 | 4-0 | 4-0 | 2-2 | 0-4 | 2-2 | 4-0 | 3-1 | 4-0 | 3-1 | 2-2 | 1-3 |
| SHE | 2-2 | 1-3 | 1-3 | 3-1 | 1-3 | 3-1 | 3-1 | 1-3 | 1-3 | 2-2 | 1-3 | 0-4 |
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