Jack Harper was a pitcher in MLB history. Across 158 career appearances, with a 3.55 ERA and 466 strikeouts. This page covers season stats, team history, and career profile.
Season-by-season performance, contract terms, and the complete archive.
| Year | Team | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1899 | CL4 | 1 | 4 | 3.89 | 5 | 5 | 0 | 37.0 | 44 | 16 | 12 | 14 | 1.51 |
| 1900 | STL | 0 | 1 | 12.00 | 1 | 1 | 0 | 3.0 | 4 | 4 | 2 | 0 | 2.00 |
| 1901 | STL | 23 | 13 | 3.62 | 39 | 37 | 0 | 308.2 | 294 | 124 | 99 | 128 | 1.27 |
| 1902 | SLA | 15 | 11 | 4.13 | 29 | 26 | 0 | 222.1 | 224 | 102 | 81 | 74 | 1.37 |
| 1903 | CIN | 8 | 9 | 4.33 | 17 | 15 | 0 | 135.0 | 143 | 65 | 70 | 45 | 1.58 |
| 1904 | CIN | 23 | 9 | 2.30 | 35 | 35 | 0 | 293.2 | 262 | 75 | 85 | 125 | 1.18 |
| 1905 | CIN | 9 | 13 | 3.86 | 26 | 23 | 1 | 179.1 | 189 | 77 | 69 | 70 | 1.44 |
| 1906 | CHC | 0 | 0 | 0.00 | 1 | 1 | 0 | 1.0 | 0 | 0 | 0 | 0 | 0.00 |
| 1906 | CIN | 1 | 4 | 4.17 | 5 | 5 | 0 | 36.2 | 38 | 17 | 20 | 10 | 1.58 |
| Career Totals | — | 80 | 64 | 3.55 | 158 | 148 | 1 | 1216.2 | 1198 | 480 | 438 | 466 | 1.34 |
| Year | Team | G | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1899 | CL4 | 5 | 11 | 2 | 2 | 0 | 0 | 0 | 1 | 0 | 4 | 1 | .182 | .400 | .182 | .582 |
| 1900 | STL | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | .000 | .000 | .000 | .000 |
| 1901 | STL | 39 | 116 | 13 | 20 | 1 | 1 | 1 | 10 | 1 | 10 | 31 | .172 | .250 | .224 | .474 |
| 1902 | SLA | 29 | 83 | 9 | 17 | 2 | 0 | 0 | 6 | 0 | 5 | 18 | .205 | .250 | .229 | .479 |
| 1903 | CIN | 19 | 56 | 7 | 14 | 2 | 2 | 0 | 9 | 1 | 2 | 12 | .250 | .276 | .357 | .633 |
| 1904 | CIN | 35 | 113 | 14 | 18 | 4 | 2 | 0 | 11 | 3 | 3 | 28 | .159 | .181 | .230 | .411 |
| 1905 | CIN | 26 | 60 | 5 | 10 | 0 | 2 | 0 | 2 | 0 | 7 | 22 | .167 | .254 | .233 | .487 |
| 1906 | CHC | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1906 | CIN | 5 | 11 | 1 | 3 | 0 | 0 | 0 | 2 | 0 | 3 | 2 | .273 | .429 | .273 | .701 |
| Career Totals | — | 160 | 451 | 51 | 84 | 9 | 7 | 1 | 41 | 5 | 34 | 115 | .186 | .246 | .244 | .490 |