List of Anaheim Angels pitching with the highest winning percentage
| Rank | Player Name | Winning Percentage |
| 1 | Jarrod Washburn | 0.568 |
| 2 | Frank Tanana | 0.567 |
| 3 | Andy Messersmith | 0.557 |
| 4 | Geoff Zahn | 0.553 |
| 5 | John Lackey | 0.550 |
| 6 | Ramon Ortiz | 0.546 |
| 7 | Mark Langston | 0.543 |
| 8 | Chuck Finley | 0.541 |
| 9 | Nolan Ryan | 0.533 |
| 10 | Dean Chance | 0.529 |
| 11 | Kirk McCaskill | 0.513 |
| 12 | Clyde Wright | 0.506 |
| 13 | Mike Witt | 0.505 |
| 14 | Don Aase | 0.500 |
| 15 | Ken McBride | 0.455 |
| 16 | George Brunet | 0.439 |
| 17 | Jim McGlothlin | 0.434 |
| 18 | Jim Abbott | 0.422 |
| 19 | Tom Murphy | 0.416 |
| 20 | Rudy May | 0.402 |
