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| Name | Given Name | Age | Birthday | Height | Weight | Birth City | Birth Country | Batting Hand | Throwing Hand |
|---|---|---|---|---|---|---|---|---|---|
| Mickey Welch | Michael Francis | 82 Deceased | 07/04/1859 | 6'8" | 160 lbs | Brooklyn | R | R |
| Year | Team | Games | At Bats | Hits | Home Runs | RBI | Batting AVG | Wins | Losses | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1880 | Troy Trojans | 65 | 251 | 72 | 0 | 27 | 0.2869 | 34 | 30 | 123 | 4 | Outfield | 2 | 0 | 0 |
| 1881 | Troy Trojans | 40 | 148 | 30 | 0 | 11 | 0.2027 | 21 | 18 | 104 | 4 | Pitcher | 21 | 4 | 86 |
| 1882 | Troy Trojans | 33 | 151 | 37 | 1 | 17 | 0.2450 | 14 | 16 | 53 | 5 | Pitcher | 7 | 3 | 39 |
| 1883 | New York Gothams | 54 | 320 | 75 | 2 | 30 | 0.2344 | 25 | 23 | 144 | 4 | Outfield | 1 | 0 | 0 |
| 1884 | New York Gothams | 65 | 249 | 60 | 3 | 29 | 0.2410 | 39 | 21 | 345 | 4 | Pitcher | 10 | 4 | 46 |
| 1885 | New York Giants | 56 | 199 | 41 | 2 | 19 | 0.2060 | 44 | 11 | 258 | 7 | Outfield | 17 | 2 | 9 |
| 1886 | New York Giants | 59 | 213 | 46 | 0 | 18 | 0.2160 | 33 | 22 | 272 | 1 | Pitcher | 21 | 2 | 54 |
| 1887 | New York Giants | 41 | 148 | 36 | 2 | 15 | 0.2432 | 22 | 15 | 115 | 2 | Outfield | 0 | 0 | 0 |
| 1888 | New York Giants | 47 | 169 | 32 | 2 | 10 | 0.1893 | 26 | 19 | 167 | 5 | Pitcher | 14 | 6 | 78 |
| 1889 | New York Giants | 45 | 156 | 30 | 0 | 12 | 0.1923 | 27 | 12 | 125 | 3 | Pitcher | 14 | 0 | 70 |
| 1890 | New York Giants | 37 | 123 | 22 | 0 | 10 | 0.1789 | 17 | 14 | 97 | 2 | Outfield | 0 | 0 | 0 |
| 1891 | New York Giants | 22 | 71 | 10 | 0 | 4 | 0.1408 | 5 | 9 | 46 | 0 | Pitcher | 5 | 0 | 82 |
| 1892 | New York Giants | 1 | 3 | 1 | 0 | 0 | 0.3333 | 0 | 0 | 1 | 0 | Outfield | 0 | 0 | 0 |