Bill McAfee played 5 seasons for 4 teams, including the Senators and Browns. He had 10 wins, 4 losses, an ERA of 5.69 and 44 strikeouts.
| 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 |  | B. McAfee | 1930 |  CHC | 2 | 0 | 0 | 0 | 0.00 | 0 | 0 | 0 | 0 | 1.0 | 3 | 0 | 5 | 0 | 2 | 0 | 1 | 10 | 1 | 0.00 | 18.00 | 0.00 | 0.00 | 0.0 | 20.0 | 5.00 | .375 | 45.00 | 0 | 9.50 | 195 | 27.00 | -0.5 | ||
| 2 |  | B. McAfee | 1931 |  BSN | 18 | 0 | 1 | .000 | 1 | 6.37 | 9 | 0 | 0 | 0 | 29.2 | 39 | 21 | 22 | 2 | 10 | 0 | 11 | 129 | 0 | 2.73 | 3.03 | 0.90 | 0.61 | 7.0 | 7.8 | 1.65 | .343 | 6.67 | 172 | 4.39 | 114 | 11.83 | -2 | |
| 3 |  | B. McAfee | 1932 |  WSH | 8 | 6 | 1 | .857 | 5 | 3.92 | 10 | 2 | 0 | 0 | 41.1 | 47 | 18 | 22 | 3 | 22 | 0 | 3 | 189 | 0 | 2.18 | 4.79 | 0.45 | 0.65 | 5.3 | 11.6 | 1.67 | .286 | 4.79 | 89 | 5.07 | 118 | 10.23 | -3.8 | |
| 4 | | B. McAfee | 1933 | WSH | 27 | 3 | 2 | .600 | 1 | 6.62 | 14 | 0 | 0 | 5 | 53.0 | 64 | 39 | 40 | 3 | 21 | 1 | 15 | 245 | 2 | 2.38 | 3.57 | 0.67 | 0.51 | 5.7 | 8.6 | 1.60 | .296 | 6.79 | 159 | 4.25 | 108 | 10.87 | -2.1 | |
| 5 |  | B. McAfee | 1934 |  SLA | 28 | 1 | 0 | 1.000 | 0 | 5.84 | 11 | 0 | 0 | 0 | 61.2 | 84 | 40 | 48 | 4 | 26 | 3 | 18 | 288 | 3 | 1.61 | 3.79 | 0.42 | 0.58 | 3.8 | 9.0 | 1.78 | .328 | 7.01 | 121 | 5.02 | 105 | 12.26 | -1.2 | |
| Total | 83 | 10 | 4 | .714 | 7 | 5.69 | 44 | 2 | 0 | 5 | 186.2 | 237 | 118 | 137 | 12 | 81 | 4 | 48 | 861 | 6 | 2.12 | 3.91 | 0.54 | 0.58 | 5.1 | 9.4 | 1.70 | .313 | 6.61 | 132 | 4.74 | 111 | 11.43 | -9.6 |
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