| Most Pitching Losses for a Winning Team | |||||
|---|---|---|---|---|---|
| Player | Team | Year | Age | L | Record |
| Mike Marston | SF | 2028 | 26 | 17 | 100-62 |
| Tristan Miles | BOS | 2038 | 33 | 17 | 87-77 |
| Daniel Lynch | MIL | 2024 | 27 | 17 | 83-79 |
| Nate Esquivel | SF | 2029 | 24 | 16 | 101-61 |
| Eddy Yean | WSH | 2026 | 25 | 16 | 84-78 |
| Ron Brumley | DET | 2034 | 29 | 16 | 84-78 |
| Luis Perez | TB | 2032 | 25 | 16 | 82-80 |
| Shohei Ohtani | LAA | 2020 | 25 | 15 | 93-69 |
| Mike Marston | SF | 2033 | 31 | 15 | 93-69 |
| Aaron Nola | PHI | 2021 | 28 | 15 | 92-70 |
| Simeon Woods Richardson | TOR | 2028 | 27 | 15 | 91-71 |
| Jack Flaherty | STL | 2029 | 33 | 15 | 90-72 |
| Chris Brown | SD | 2038 | 30 | 15 | 89-73 |
| Chris Logan | NSH | 2033 | 23 | 15 | 88-75 |
| Kerry Wright | BOS | 2027 | 26 | 15 | 88-74 |
| Zac Gallen | HOU | 2031 | 35 | 15 | 87-75 |
| Shane Bieber | CLE | 2020 | 25 | 15 | 87-75 |
| Sean Poppen | NYY | 2027 | 33 | 15 | 87-75 |
| Mitch Megias | CHC | 2027 | 27 | 15 | 87-76 |
| T.J. Banks | MIN | 2037 | 27 | 15 | 86-76 |