| RP | Houser, A.Houser, Adrian >> | 26 | 2019 | R | 66 | 6 | 7 | 3.72 | .287 | .330 | 1.24 | 8.2 | 3.0 | 9.5 | 111 | 101 | 14 | 37 | 117 | 0 | 0 | 2 | 58 | 19 | C |
| RP | Claudio, A.Claudio, Alex >> | 27 | 2019 | L | 53 | 2 | 2 | 4.06 | .292 | .340 | 1.31 | 8.3 | 3.5 | 6.4 | 62 | 57 | 8 | 24 | 44 | 0 | 0 | 1 | 23 | 17 | C |
| SP | Gonzalez, G.Gonzalez, Gio >> | 34 | 2019 | L | 68 | 3 | 2 | 3.50 | .294 | .340 | 1.30 | 7.9 | 3.8 | 8.1 | 87 | 76 | 9 | 37 | 78 | 0 | 0 | 5 | 82 | 18 | C |
| SP | Woodruff, B.Woodruff, Brandon >> | 26 | 2019 | R | 85 | 11 | 3 | 3.62 | .271 | .310 | 1.15 | 8.1 | 2.2 | 10.6 | 121 | 109 | 12 | 30 | 143 | 0 | 0 | 1 | 98 | 21 | C |
| SP | Anderson, C.Anderson, Chase >> | 31 | 2019 | R | 68 | 8 | 4 | 4.21 | .292 | .330 | 1.27 | 8.2 | 3.2 | 8.0 | 139 | 126 | 23 | 50 | 124 | 0 | 0 | 1 | 78 | 18 | C |
| RP | Peralta, F.Peralta, Freddy >> | 23 | 2019 | R | 38 | 7 | 3 | 5.29 | .319 | .360 | 1.46 | 9.2 | 3.9 | 12.2 | 85 | 87 | 15 | 37 | 115 | 0 | 1 | 3 | 41 | 22 | C |
| RP | Guerra, J.Guerra, Junior >> | 34 | 2019 | R | 87 | 9 | 5 | 3.55 | .266 | .310 | 1.13 | 6.3 | 3.9 | 8.3 | 83 | 58 | 11 | 36 | 77 | 0 | 3 | 5 | 24 | 18 | C |
| SP | Weilman, C.Weilman, Carl >> | 30 | 1919 | L | 70 | 10 | 6 | 2.07 | .282 | .320 | 1.20 | 8.1 | 2.7 | 2.7 | 148 | 133 | 3 | 45 | 44 | 12 | 0 | 2 | 130 | 12 | C |
| SP | Lowdermilk, G.Lowdermilk, Grover >> | 34 | 1919 | R | 44 | 5 | 5 | 2.57 | .307 | .350 | 1.37 | 8.4 | 3.9 | 4.1 | 108 | 101 | 0 | 47 | 49 | 5 | 0 | 3 | 72 | 14 | C |
| SP | Chacin, J.Chacin, Jhoulys >> | 31 | 2019 | R | 17 | 3 | 12 | 6.01 | .335 | .380 | 1.56 | 10.0 | 4.0 | 8.8 | 103 | 115 | 25 | 46 | 101 | 0 | 0 | 3 | 74 | 19 | C |
| RP | Wright, R.Wright, Rasty >> | 24 | 1919 | R | 9 | 0 | 5 | 5.54 | .332 | .380 | 1.57 | 11.3 | 2.9 | 2.0 | 63 | 79 | 1 | 20 | 14 | 2 | 0 | 3 | 49 | 12 | C |
| RP | Hader, J.Hader, Josh >> | 25 | 2019 | L | 100 | 3 | 5 | 2.62 | .206 | .250 | 0.81 | 4.9 | 2.4 | 16.6 | 75 | 41 | 15 | 20 | 138 | 0 | 37 | 0 | 25 | 27 | C |
| RP | Albers, M.Albers, Matt >> | 36 | 2019 | R | 51 | 8 | 6 | 5.13 | .305 | .350 | 1.39 | 8.1 | 4.4 | 8.7 | 59 | 53 | 8 | 29 | 57 | 0 | 4 | 2 | 23 | 19 | C |
| SP | Leifield, L.Leifield, Lefty >> | 36 | 1919 | L | 38 | 6 | 4 | 2.93 | .297 | .340 | 1.32 | 9.4 | 2.4 | 1.8 | 92 | 96 | 4 | 25 | 18 | 6 | 0 | 0 | 86 | 11 | C |
| RP | Jeffress, J.Jeffress, Jeremy >> | 31 | 2019 | R | 40 | 3 | 4 | 5.02 | .300 | .350 | 1.37 | 9.3 | 2.9 | 8.0 | 52 | 54 | 5 | 17 | 46 | 0 | 1 | 1 | 23 | 19 | C |
| SP | Gallia, B.Gallia, Bert >> | 28 | 1919 | R | 33 | 12 | 14 | 3.60 | .316 | .350 | 1.41 | 8.9 | 3.7 | 3.4 | 222 | 220 | 10 | 92 | 83 | 14 | 1 | 5 | 115 | 13 | C |
| RP | Burnes, C.Burnes, Corbin >> | 24 | 2019 | R | 9 | 1 | 5 | 8.82 | .364 | .410 | 1.84 | 12.9 | 3.7 | 12.9 | 49 | 70 | 17 | 20 | 70 | 0 | 1 | 2 | 30 | 24 | C |
| RP | Koob, E.Koob, Ernie >> | 27 | 1919 | L | 15 | 2 | 3 | 4.64 | .325 | .370 | 1.52 | 10.5 | 3.1 | 1.5 | 66 | 77 | 3 | 23 | 11 | 0 | 0 | 2 | 49 | 11 | C |
| RP | Pomeranz, D.Pomeranz, Drew >> | 30 | 2019 | L | 42 | 2 | 10 | 4.85 | .316 | .360 | 1.43 | 9.1 | 3.8 | 11.9 | 104 | 105 | 21 | 44 | 137 | 0 | 2 | 1 | 42 | 22 | C |
| SP | Rogers, T.Rogers, Tom >> | 27 | 1919 | R | 14 | 4 | 12 | 4.31 | .330 | .370 | 1.51 | 9.8 | 3.9 | 2.4 | 140 | 152 | 9 | 60 | 37 | 7 | 0 | 1 | 107 | 12 | C |
| SP | Shocker, U.Shocker, Urban >> | 29 | 1919 | R | 72 | 13 | 11 | 2.69 | .278 | .310 | 1.18 | 8.2 | 2.3 | 3.7 | 211 | 193 | 6 | 55 | 86 | 14 | 0 | 2 | 124 | 13 | C |
| SP | Davenport, D.Davenport, Dave >> | 29 | 1919 | R | 20 | 2 | 11 | 3.94 | .317 | .360 | 1.43 | 9.9 | 3.0 | 2.7 | 123 | 135 | 4 | 41 | 37 | 5 | 0 | 1 | 91 | 12 | C |
| SP | Sothoron, A.Sothoron, Allen >> | 26 | 1919 | R | 55 | 20 | 13 | 2.20 | .295 | .330 | 1.27 | 8.5 | 2.9 | 3.5 | 270 | 256 | 4 | 87 | 106 | 21 | 3 | 8 | 119 | 13 | C |
| SP | Lyles, J.Lyles, Jordan >> | 28 | 2019 | R | 60 | 12 | 8 | 4.15 | .300 | .340 | 1.32 | 8.4 | 3.5 | 9.3 | 141 | 131 | 25 | 55 | 146 | 0 | 0 | 4 | 90 | 19 | C |
| SP | Davies, Z.Davies, Zach >> | 26 | 2019 | R | 52 | 10 | 7 | 3.55 | .297 | .330 | 1.30 | 8.8 | 2.9 | 5.8 | 159 | 155 | 20 | 51 | 102 | 0 | 0 | 4 | 91 | 16 | C |