| Most Pitching Losses for a Winning Team | |||||
|---|---|---|---|---|---|
| Player | Team | Year | Age | L | Record |
| Arlen Crawford | ARI | 2038 | 28 | 18 | 91-71 |
| Carson Firnkose | TOR | 2030 | 25 | 18 | 85-77 |
| Juan Carlos Gonzáles | OAK | 2030 | 28 | 18 | 84-78 |
| Bin-ying Xun | COL | 2036 | 25 | 18 | 82-81 |
| Don Watson | NYM | 2028 | 34 | 17 | 94-68 |
| Pancho Mejía | CHC | 2029 | 38 | 17 | 92-70 |
| Curt Unik | ARI | 2054 | 27 | 17 | 89-73 |
| Felix Doubront | BOS | 2039 | 33 | 17 | 85-77 |
| Curt Russell | CAR | 2036 | 30 | 17 | 84-78 |
| Michael Sim | LAD | 2047 | 29 | 17 | 84-78 |
| Pete Abbott | NYM | 2033 | 31 | 17 | 83-79 |
| Víctor González | SF | 2056 | 27 | 17 | 82-80 |
| Don Valentine | TOR | 2037 | 30 | 16 | 98-64 |
| Allen Webster | SEA | 2039 | 31 | 16 | 97-65 |
| Brad Peacock | WAS | 2039 | 32 | 16 | 95-67 |
| Edgar Ocasio | LAA | 2035 | 35 | 16 | 93-69 |
| Melquisedec Colón | TEX | 2043 | 30 | 16 | 92-70 |
| Pat Cooper | SD | 2050 | 30 | 16 | 90-72 |
| Curt Lewis | WAS | 2024 | 27 | 16 | 89-73 |
| Shawn Bryant | TOR | 2057 | 23 | 16 | 88-74 |