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| Name | Given Name | Age | Birthday | Height | Weight | Birth City | Birth Country | Batting Hand | Throwing Hand |
|---|---|---|---|---|---|---|---|---|---|
| Mike Sullivan | Michael Joseph | 39 Deceased | 10/23/1866 | 6'1" | 210 lbs | Boston | L | R |
| Year | Team | Games | At Bats | Hits | Home Runs | RBI | Batting AVG | Wins | Losses | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1889 | Washington Nationals | 9 | 19 | 1 | 0 | 0 | 0.0526 | 0 | 3 | 15 | 0 | Pitcher | 4 | 0 | 7 |
| 1890 | Chicago Colts | 12 | 40 | 5 | 0 | 7 | 0.1250 | 5 | 6 | 33 | 0 | Pitcher | 2 | 2 | 16 |
| 1891 | New York Giants | 2 | 7 | 0 | 0 | 0 | 0.0000 | 0 | 2 | 7 | 0 | Pitcher | 1 | 0 | 3 |
| 1891 | Philadelphia Athletics | 3 | 10 | 2 | 0 | 0 | 0.2000 | 1 | 2 | 11 | 0 | Pitcher | 1 | 0 | 5 |
| 1892 | Cincinnati Reds | 21 | 74 | 13 | 0 | 5 | 0.1757 | 12 | 4 | 56 | 0 | Pitcher | 6 | 1 | 31 |
| 1893 | Cincinnati Reds | 27 | 79 | 16 | 1 | 7 | 0.2025 | 8 | 11 | 40 | 0 | Pitcher | 10 | 4 | 40 |
| 1894 | Cleveland Spiders | 20 | 57 | 9 | 1 | 7 | 0.1579 | 2 | 10 | 21 | 0 | Outfield | 0 | 0 | 0 |
| 1894 | Washington Senators | 13 | 44 | 13 | 0 | 8 | 0.2955 | 6 | 5 | 19 | 0 | Pitcher | 4 | 0 | 21 |
| 1895 | Cleveland Spiders | 4 | 15 | 2 | 0 | 1 | 0.1333 | 1 | 2 | 5 | 0 | Pitcher | 1 | 0 | 14 |
| 1896 | New York Giants | 25 | 77 | 16 | 0 | 5 | 0.2078 | 10 | 13 | 42 | 0 | Pitcher | 1 | 0 | 5 |
| 1897 | New York Giants | 23 | 66 | 18 | 0 | 8 | 0.2727 | 8 | 7 | 35 | 1 | Pitcher | 6 | 2 | 45 |
| 1899 | Boston Beaneaters | 1 | 3 | 1 | 0 | 0 | 0.3333 | 1 | 0 | 1 | 0 | Pitcher | 6 | 2 | 39 |