Frank Killen played 10 seasons for 5 teams, including the Pirates and Senators. He had 164 wins, 131 losses, an ERA of 3.78 and 725 strikeouts.
Interpreted as:
14 killed in his career| NAME | SEASON | TM | G | W | L | W% | GS | ERA | 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 |  | F. Killen | 1891 |  MIL | 11 | 7 | 4 | .636 | 11 | 1.68 | 38 | 11 | 2 | 0 | 96.2 | 73 | 18 | 42 | 1 | 51 | 3 | 0 | 415 | 4 | 3.54 | 4.75 | 0.75 | 0.09 | 9.2 | 12.3 | 1.28 | .224 | 3.91 | 41 | 3.55 | 90 | 6.80 | 6 | |
| 2 | | F. Killen | 1892 |  WSH | 60 | 29 | 26 | .527 | 52 | 3.31 | 147 | 46 | 2 | 0 | 459.2 | 448 | 169 | 286 | 15 | 182 | 20 | 6 | 2,028 | 18 | 2.88 | 3.56 | 0.81 | 0.29 | 7.2 | 9.0 | 1.37 | .260 | 5.60 | 100 | 3.54 | 107 | 8.77 | -10.2 | |
| 3 | | F. Killen | 1893 |  PIT | 55 | 36 | 14 | .720 | 48 | 3.64 | 99 | 38 | 2 | 0 | 415.0 | 401 | 168 | 235 | 12 | 140 | 15 | 6 | 1,784 | 10 | 2.15 | 3.04 | 0.71 | 0.26 | 5.5 | 7.8 | 1.30 | .256 | 5.10 | 80 | 4.26 | 93 | 8.70 | 12.4 | |
| 4 | | F. Killen | 1894 | PIT | 28 | 14 | 11 | .560 | 28 | 4.50 | 62 | 20 | 1 | 0 | 204.0 | 261 | 102 | 148 | 3 | 86 | 5 | 0 | 939 | 2 | 2.74 | 3.79 | 0.72 | 0.13 | 6.6 | 9.2 | 1.70 | .330 | 6.53 | 87 | 4.74 | 92 | 11.51 | 8.4 | |
| 5 | | F. Killen | 1895 | PIT | 13 | 5 | 5 | .500 | 11 | 5.49 | 25 | 6 | 0 | 0 | 95.0 | 113 | 58 | 77 | 2 | 57 | 1 | 2 | 446 | 3 | 2.37 | 5.40 | 0.44 | 0.19 | 5.6 | 12.8 | 1.79 | .307 | 7.29 | 117 | 5.16 | 110 | 10.71 | -5.6 | |
| 6 | | F. Killen | 1896 | PIT | 52 | 30 | 18 | .625 | 50 | 3.41 | 134 | 44 | 5 | 0 | 432.1 | 476 | 164 | 244 | 7 | 119 | 14 | 1 | 1,850 | 9 | 2.79 | 2.48 | 1.13 | 0.15 | 7.2 | 6.4 | 1.38 | .298 | 5.08 | 82 | 3.81 | 91 | 9.91 | 15.2 | |
| 7 | | F. Killen | 1897 | PIT | 42 | 17 | 23 | .425 | 41 | 4.46 | 99 | 38 | 1 | 0 | 337.1 | 417 | 167 | 246 | 4 | 76 | 8 | 1 | 1,469 | 5 | 2.64 | 2.03 | 1.30 | 0.11 | 6.7 | 5.2 | 1.46 | .322 | 6.56 | 107 | 3.63 | 87 | 11.13 | 18.7 | |
| 8 | | F. Killen | 1898 | TOT | 40 | 16 | 20 | .444 | 39 | 3.68 | 91 | 32 | 0 | 0 | 306.0 | 350 | 125 | 186 | 7 | 70 | 13 | 1 | 1,311 | 6 | 2.68 | 2.06 | 1.30 | 0.21 | 6.9 | 5.3 | 1.37 | .304 | 5.47 | 103 | 3.28 | 92 | 10.29 | 8.6 | |
| 9 | | F. Killen | 1899 | TOT | 14 | 7 | 7 | .500 | 14 | 4.45 | 26 | 12 | 0 | 0 | 111.1 | 126 | 55 | 76 | 3 | 30 | 4 | 0 | 477 | 6 | 2.10 | 2.43 | 0.87 | 0.24 | 5.5 | 6.3 | 1.40 | .297 | 6.14 | 110 | 3.74 | 92 | 10.19 | 4.8 | |
| 10 | | F. Killen | 1900 |  CHI | 6 | 3 | 3 | .500 | 6 | 4.67 | 4 | 6 | 0 | 0 | 54.0 | 65 | 28 | 31 | 1 | 11 | 2 | 0 | 232 | 1 | 0.67 | 1.83 | 0.36 | 0.17 | 1.7 | 4.7 | 1.41 | .299 | 5.17 | 129 | 3.64 | 101 | 10.83 | -0.3 | |
| Total | 321 | 164 | 131 | .556 | 300 | 3.78 | 725 | 253 | 13 | 0 | 2511.1 | 2,730 | 1,054 | 1,571 | 55 | 822 | 85 | 17 | 10,951 | 64 | 2.60 | 2.95 | 0.88 | 0.20 | 6.6 | 7.5 | 1.41 | .289 | 5.63 | 93 | 3.86 | 95 | 9.78 | 57.9 |
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