19 pitchers are tied for the lowest career ERA when better than 0-0, with an ERA of 0.00. The first three are Ian Seymour, Angel Rondon and John Baker.
| NAME | ERA | L | REC | W | L% | W% | G | GS | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | I. Seymour | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 2 | 0 | 0 | 0 | 2.0 | 0 | 0 | 1 | 0 | 2 | 0 | 1 | 1 | 9 | 0 | 9.00 | 9.00 | 1.00 | 0.00 | 22.2 | 22.2 | 1.00 | .000 | 4.50 | 0 | 4.08 | 103 | 0.00 | 0 |
| 2 | | A. Rondon | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 3 | 0 | 5 | 0 | 0 | 0 | 7.0 | 2 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 27 | 0 | 6.43 | 5.14 | 1.25 | 0.00 | 18.5 | 14.8 | 0.86 | .111 | 0.00 | 0 | 3.41 | 86 | 2.57 | 0.4 |
| 3 | | J. Baker | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 3 | 0 | 0.00 | 9.00 | 0.00 | 0.00 | 0.0 | 33.3 | 1.00 | .000 | 0.00 | 0 | 6.13 | 166 | 0.00 | -0.3 |
| 4 | | C. Saenz | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 1 | 7 | 0 | 0 | 0 | 6.0 | 2 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 24 | 0 | 10.50 | 4.50 | 2.33 | 0.00 | 29.2 | 12.5 | 0.83 | .154 | 0.00 | 0 | 2.71 | 61 | 3.00 | 1.1 |
| 5 | | W. Valdez | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 4 | 0 | 0.00 | 0.00 | 0.00 | 0.0 | 0.0 | 0.00 | .000 | 0.00 | 0 | 6.02 | 155 | 0.00 | -0.2 | |
| 6 | | J. LeRoy | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 3 | 0 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 1 | 10 | 0 | 13.50 | 13.50 | 1.00 | 0.00 | 30.0 | 30.0 | 2.00 | .250 | 0.00 | 0 | 4.60 | 110 | 4.50 | -0.1 |
| 7 | | B. Mayne | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 0 | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 5 | 1 | 0.00 | 9.00 | 0.00 | 0.00 | 0.0 | 20.0 | 2.00 | .250 | 0.00 | 0 | 6.13 | 117 | 9.00 | -0.1 |
| 8 | | T. Jones | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 3 | 1 | 5 | 0 | 0 | 0 | 10.0 | 4 | 0 | 0 | 0 | 3 | 0 | 2 | 0 | 37 | 0 | 4.50 | 2.70 | 1.67 | 0.00 | 13.5 | 8.1 | 0.70 | .138 | 0.00 | 0 | 2.63 | 67 | 3.60 | 1.5 |
| 9 | | N. Chavez | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 2 | 0 | 3 | 0 | 0 | 0 | 5.0 | 4 | 0 | 2 | 0 | 3 | 0 | 0 | 1 | 22 | 0 | 5.40 | 5.40 | 1.00 | 0.00 | 13.6 | 13.6 | 1.40 | .250 | 3.60 | 0 | 3.14 | 96 | 7.20 | 0.1 |
| 10 | | J. Jaeckel | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 4 | 0 | 2 | 0 | 0 | 1 | 8.0 | 4 | 0 | 0 | 0 | 3 | 0 | 3 | 0 | 28 | 4 | 2.25 | 3.38 | 0.67 | 0.00 | 7.1 | 10.7 | 0.88 | .174 | 0.00 | 0 | 3.23 | 91 | 4.50 | 0.3 |
| 11 | | R. Colavito | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 2 | 0 | 2 | 0 | 0 | 0 | 5.2 | 1 | 0 | 0 | 0 | 5 | 0 | 1 | 0 | 23 | 0 | 3.18 | 7.94 | 0.40 | 0.00 | 8.7 | 21.7 | 1.06 | .063 | 0.00 | 0 | 4.37 | 130 | 1.59 | -0.7 |
| 12 | | J. Dagenhard | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 2 | 1 | 2 | 1 | 0 | 0 | 11.0 | 9 | 0 | 2 | 0 | 4 | 2 | 1 | 46 | 1 | 1.64 | 3.27 | 0.50 | 0.00 | 4.3 | 8.7 | 1.18 | .237 | 1.64 | 0 | 3.69 | 110 | 7.36 | -0.4 | |
| 13 | | S. Rees | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 2 | 0 | 1 | 0 | 0 | 0 | 2.0 | 3 | 0 | 0 | 0 | 4 | 0 | 0 | 10 | 0 | 4.50 | 18.00 | 0.25 | 0.00 | 10.0 | 40.0 | 3.50 | .600 | 0.00 | 0 | 7.23 | 263 | 13.50 | -1 | |
| 14 | | H. Pockets Kelly | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 2 | 0 | 0 | 0 | 5.0 | 4 | 0 | 0 | 0 | 1 | 0 | 1 | 20 | 0 | 3.60 | 1.80 | 2.00 | 0.00 | 10.0 | 5.0 | 1.00 | .235 | 0.00 | 0 | 2.06 | 83 | 7.20 | 0.2 | |
| 15 | | T. Dougherty | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 0 | 0 | 0 | 0 | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 0.00 | 0.00 | 0.00 | 0.0 | 0.0 | 0.00 | .000 | 0.00 | 0 | 2.42 | 102 | 0.00 | 0 | ||
| 16 | | E. Bliss | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 0 | 3 | 0 | 0 | 0 | 7.0 | 4 | 0 | 1 | 0 | 0 | 0 | 1 | 24 | 1 | 3.86 | 0.00 | 0.00 | 12.5 | 0.0 | 0.57 | .190 | 1.29 | 0 | 1.90 | 60 | 5.14 | 1 | ||
| 17 | | C. Fauver | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 1 | 1 | 1 | 0 | 0 | 9.0 | 11 | 0 | 4 | 0 | 2 | 0 | 0 | 39 | 0 | 1.00 | 2.00 | 0.50 | 0.00 | 2.6 | 5.1 | 1.44 | .306 | 4.00 | 0 | 3.38 | 89 | 11.00 | 0.4 | |
| 18 | | G. Stultz | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 1 | 1 | 1 | 0 | 0 | 9.0 | 4 | 0 | 2 | 0 | 5 | 0 | 0 | 35 | 0 | 1.00 | 5.00 | 0.20 | 0.00 | 2.9 | 14.3 | 1.00 | .138 | 2.00 | 0 | 5.26 | 94 | 4.00 | 0.4 | |
| 19 | | G. Snyder | 0.00 | 0 | 1-0 | 1 | .000 | 1.000 | 1 | 1 | 0 | 1 | 0 | 0 | 9.0 | 4 | 0 | 3 | 0 | 2 | 0 | 34 | 1 | 0.00 | 2.00 | 0.00 | 0.00 | 0.0 | 5.9 | 0.67 | 3.00 | 0 | 3.43 | 115 | 4.00 | -0.3 | |||
| 20 | | C. Dewald | 0.64 | 0 | 2-0 | 2 | .000 | 1.000 | 2 | 2 | 6 | 2 | 0 | 0 | 14.0 | 13 | 1 | 7 | 0 | 5 | 0 | 0 | 60 | 0 | 3.86 | 3.21 | 1.20 | 0.00 | 10.0 | 8.3 | 1.29 | .265 | 4.50 | 16 | 3.13 | 78 | 8.36 | 1.3 | |
| 21 | | J. Pena | 0.69 | 0 | 2-0 | 2 | .000 | 1.000 | 2 | 2 | 15 | 0 | 0 | 0 | 13.0 | 9 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 49 | 0 | 10.38 | 2.08 | 5.00 | 0.00 | 30.6 | 6.1 | 0.92 | .290 | 0.69 | 14 | 1.51 | 32 | 6.23 | 4.7 |
| 22 | | J. Gaddy | 0.69 | 0 | 2-0 | 2 | .000 | 1.000 | 2 | 2 | 3 | 1 | 0 | 0 | 13.0 | 13 | 1 | 3 | 0 | 4 | 1 | 0 | 57 | 0 | 2.08 | 2.77 | 0.75 | 0.00 | 5.3 | 7.0 | 1.31 | .265 | 2.08 | 18 | 3.62 | 88 | 9.00 | 0.7 | |
| 23 | | J. Tillman | 0.90 | 0 | 1-0 | 1 | .000 | 1.000 | 2 | 1 | 6 | 0 | 0 | 0 | 10.0 | 6 | 1 | 2 | 0 | 4 | 0 | 0 | 38 | 0 | 5.40 | 3.60 | 1.50 | 0.00 | 15.8 | 10.5 | 1.00 | .214 | 1.80 | 32 | 2.41 | 84 | 5.40 | 0.5 | |
| 24 | | B. Schenck | 0.90 | 0 | 1-0 | 1 | .000 | 1.000 | 2 | 1 | 4 | 1 | 0 | 0 | 10.0 | 6 | 1 | 2 | 0 | 1 | 1 | 38 | 0 | 3.60 | 0.90 | 4.00 | 0.00 | 10.5 | 2.6 | 0.70 | 1.80 | 34 | 2.26 | 82 | 5.40 | 0.5 | |||
| 25 | | D. Tipple | 0.95 | 1 | 1-1 | 1 | .500 | .500 | 3 | 2 | 14 | 2 | 0 | 0 | 19.0 | 14 | 2 | 6 | 1 | 11 | 0 | 1 | 80 | 2 | 6.63 | 5.21 | 1.27 | 0.47 | 17.5 | 13.8 | 1.32 | .241 | 2.84 | 32 | 3.36 | 112 | 6.63 | -0.7 | |
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