| SP | Mussina, M.Mussina, Mike >> | 33 | 2001 | R | 96 | 6 | 6 | 3 | 2 | 2.30 | .246 | 0.91 | 5.7 | 2.5 | 5.7 | 43.0 | 27 | 12 | 11 | 2 | 12 | 27 | 1 | 0 | 0 | 0 | 6 | 3 | 0 | 3.40 |
| SP | Halladay, R.Halladay, Roy >> | 24 | 2001 | R | 80 | 6 | 6 | 1 | 4 | 4.19 | .297 | 1.19 | 7.6 | 3.3 | 8.3 | 38.2 | 32 | 18 | 18 | 6 | 14 | 35 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 4.55 |
| SP | Williams, W.Williams, Woody >> | 35 | 2001 | R | 46 | 5 | 5 | 0 | 3 | 8.48 | .386 | 1.85 | 14.5 | 2.6 | 5.5 | 28.2 | 45 | 27 | 27 | 7 | 8 | 17 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 6.00 |
| RP | Rivera, M.Rivera, Mariano >> | 32 | 2001 | R | 93 | 17 | 0 | 1 | 1 | 2.08 | .253 | 1.02 | 8.1 | 1.3 | 10.3 | 21.2 | 19 | 5 | 5 | 3 | 3 | 24 | 0 | 2 | 1 | 0 | 0 | 0 | 1 | 3.00 |
| RP | Garces, R.Garces, Rich >> | 30 | 2001 | R | 70 | 14 | 0 | 1 | 0 | 5.27 | .241 | 0.95 | 7.6 | 1.4 | 7.6 | 13.2 | 11 | 8 | 8 | 3 | 2 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4.77 |
| RP | Bottalico, R.Bottalico, Ricky >> | 32 | 2001 | R | 59 | 9 | 0 | 0 | 1 | 5.40 | .375 | 1.80 | 10.8 | 5.4 | 4.5 | 10.0 | 12 | 6 | 6 | 2 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 6.40 |