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Full Name: Jack O'Connor
Birth Date: 6/2/1866
Birth City: St. Louis
Height: 70 inches
Weight: 170 lbs
Bats: Right
Throws: Right
Age: 71
| Year | Team | Hits | At Bats | Home Runs | RBI | Batting Average |
|---|---|---|---|---|---|---|
| 1887 | CN2 | 4 | 40 | 0 | 1 | 0.100 |
| 1888 | CN2 | 28 | 137 | 1 | 17 | 0.204 |
| 1889 | CL6 | 107 | 398 | 4 | 60 | 0.269 |
| 1890 | CL6 | 148 | 457 | 2 | 66 | 0.324 |
| 1891 | CL6 | 61 | 229 | 0 | 37 | 0.266 |
| 1892 | CL4 | 142 | 572 | 1 | 58 | 0.248 |
| 1893 | CL4 | 110 | 384 | 4 | 75 | 0.286 |
| 1894 | CL4 | 104 | 330 | 2 | 51 | 0.315 |
| 1895 | CL4 | 99 | 340 | 0 | 58 | 0.291 |
| 1896 | CL4 | 76 | 256 | 1 | 43 | 0.297 |
| 1897 | CL4 | 115 | 397 | 2 | 69 | 0.290 |
| 1898 | CL4 | 119 | 478 | 1 | 56 | 0.249 |
| 1899 | SLN | 73 | 289 | 0 | 43 | 0.253 |
| 1900 | SLN | 7 | 32 | 0 | 6 | 0.219 |
| 1900 | PIT | 35 | 147 | 0 | 19 | 0.238 |
| 1901 | PIT | 39 | 202 | 0 | 22 | 0.193 |
| 1902 | PIT | 50 | 170 | 1 | 28 | 0.294 |
| 1903 | NYA | 43 | 212 | 0 | 12 | 0.203 |
| 1904 | SLA | 10 | 47 | 0 | 2 | 0.213 |
| 1906 | SLA | 33 | 174 | 0 | 11 | 0.190 |
| 1907 | SLA | 14 | 89 | 0 | 4 | 0.157 |
| 1910 | SLA | 0 | 0 | 0 | 0 | N/A |
| Year | Team | Wins | Losses | Games | Strikeouts | Shutouts |
|---|
| Year | Team | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|
| 1887 | CN2 | C | 6 | 0 | 13 |
| 1887 | CN2 | OF | 1 | 1 | 2 |
| 1888 | CN2 | C | 4 | 0 | 9 |
| 1888 | CN2 | OF | 16 | 0 | 8 |
| 1889 | CL6 | 1B | 1 | 3 | 0 |
| 1889 | CL6 | 2B | 1 | 1 | 6 |
| 1889 | CL6 | C | 26 | 6 | 127 |
| 1889 | CL6 | OF | 7 | 1 | 2 |
| 1890 | CL6 | 2B | 1 | 3 | 7 |
| 1890 | CL6 | 3B | 0 | 0 | 1 |
| 1890 | CL6 | C | 27 | 13 | 146 |
| 1890 | CL6 | OF | 4 | 1 | 1 |
| 1890 | CL6 | SS | 3 | 1 | 9 |
| 1891 | CL6 | C | 2 | 2 | 29 |
| 1891 | CL6 | OF | 9 | 3 | 8 |
| 1892 | CL4 | C | 7 | 4 | 40 |
| 1892 | CL4 | OF | 12 | 4 | 21 |
| 1893 | CL4 | C | 13 | 2 | 62 |
| 1893 | CL4 | OF | 6 | 0 | 8 |
| 1894 | CL4 | 1B | 1 | 4 | 3 |
| 1894 | CL4 | C | 12 | 1 | 35 |
| 1894 | CL4 | OF | 8 | 3 | 8 |
| 1895 | CL4 | 1B | 2 | 22 | 25 |
| 1895 | CL4 | 3B | 0 | 0 | 0 |
| 1895 | CL4 | C | 14 | 2 | 41 |
| 1896 | CL4 | 1B | 1 | 10 | 8 |
| 1896 | CL4 | C | 5 | 3 | 31 |
| 1896 | CL4 | OF | 1 | 0 | 1 |
| 1897 | CL4 | 1B | 7 | 10 | 8 |
| 1897 | CL4 | C | 3 | 0 | 12 |
| 1897 | CL4 | OF | 6 | 0 | 3 |
| 1898 | CL4 | 1B | 11 | 33 | 36 |
| 1898 | CL4 | C | 8 | 2 | 53 |
| 1898 | CL4 | OF | 1 | 1 | 3 |
| 1899 | SLN | 1B | 3 | 17 | 13 |
| 1899 | SLN | C | 15 | 3 | 63 |
| 1900 | SLN | C | 2 | 0 | 11 |
| 1900 | PIT | 1B | 0 | 3 | 1 |
| 1900 | PIT | C | 9 | 2 | 44 |
| 1901 | PIT | C | 7 | 5 | 59 |
| 1902 | PIT | 1B | 1 | 3 | 1 |
| 1902 | PIT | C | 5 | 2 | 49 |
| 1902 | PIT | OF | 0 | 0 | 0 |
| 1903 | NYA | 1B | 0 | 0 | 0 |
| 1903 | NYA | C | 4 | 6 | 56 |
| 1904 | SLA | C | 4 | 0 | 11 |
| 1906 | SLA | C | 3 | 2 | 64 |
| 1907 | SLA | C | 1 | 4 | 29 |
| 1910 | SLA | C | 0 | 0 | 0 |