| ERA* Wins Losses Saves Games Games Started Complete Games Shutouts Innings Pitched Hits Allowed Homeruns Allowed Strikeouts Walks Allowed |
| Montreal Losses - Career Leaders |
| Rank | Player | Value |
| 1 | Babe Adams | 17 |
| 2 | Rube Walberg | 13 |
| Murry Dickson | 13 | |
| 3 | Bobby Shantz | 12 |
| 4 | Bill Donovan | 9 |
| 5 | Lee Richmond | 8 |
| 6 | Mel Harder | 7 |
| Waite Hoyt | 7 | |
| Warren Spahn | 7 | |
| 7 | Slim Sallee | 6 |
| 8 | Jerry Staley | 5 |
| 9 | Stan Williams | 4 |