| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 93 | 19 | 19 | 6 | 7 | 3.62 | .285 | 1.18 | 6.7 | 3.9 | 7.5 | 114.1 | 85 | 47 | 46 | 8 | 50 | 95 | 0 | 0 | 0 | 0 | 12 | 2 | 0 | 3.61 |
| SP | Alexander, P.Alexander, Pete >> | 28 | 1915 | R | 88 | 18 | 18 | 9 | 2 | 2.82 | .266 | 1.06 | 6.9 | 2.6 | 5.7 | 118.0 | 91 | 39 | 37 | 10 | 34 | 75 | 2 | 0 | 0 | 0 | 11 | 3 | 0 | 3.77 |
| SP | Snell, B.Snell, Blake # $ >> | 25 | 2018 | L | 80 | 17 | 17 | 6 | 7 | 5.42 | .300 | 1.29 | 8.8 | 2.8 | 8.3 | 86.1 | 84 | 52 | 52 | 19 | 27 | 79 | 0 | 0 | 0 | 0 | 6 | 0 | 4 | 4.98 |
| SP | Fernandez, J.Fernandez, Jose # >> | 21 | 2013 | R | 76 | 17 | 17 | 7 | 8 | 4.95 | .308 | 1.33 | 8.2 | 3.9 | 8.2 | 107.1 | 97 | 67 | 59 | 17 | 46 | 98 | 2 | 0 | 0 | 1 | 6 | 0 | 2 | 4.52 |
| SP | Fernandez, S.Fernandez, Sid >> | 23 | 1985 | L | 50 | 17 | 17 | 12 | 4 | 4.32 | .331 | 1.47 | 8.5 | 4.8 | 8.5 | 106.1 | 100 | 52 | 51 | 12 | 56 | 100 | 0 | 0 | 0 | 0 | 6 | 2 | 3 | 4.23 |
| RP | Kimbrel, C.Kimbrel, Craig † >> | 24 | 2012 | R | 100 | 48 | 0 | 2 | 1 | 2.42 | .277 | 1.10 | 6.0 | 3.9 | 10.1 | 67.0 | 45 | 19 | 18 | 7 | 29 | 75 | 0 | 7 | 0 | 0 | 0 | 3 | 5 | 3.55 |
| RP | Miller, A.Miller, Andrew >> | 29 | 2014 | L | 88 | 45 | 0 | 0 | 0 | 3.00 | .261 | 1.04 | 5.6 | 3.7 | 10.1 | 51.0 | 32 | 17 | 17 | 6 | 21 | 57 | 0 | 8 | 1 | 0 | 0 | 1 | 5 | 3.59 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 74 | 24 | 0 | 5 | 1 | 3.51 | .281 | 1.17 | 6.3 | 4.4 | 7.4 | 33.1 | 23 | 13 | 13 | 3 | 16 | 27 | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 4.00 |