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| Name: | Henry Mullin |
| Given name: | Henry J. |
| Birth place: | St. John, NB, CAN |
| Birthday: | 4/17/1862 |
| Height: | 69 inches |
| Weight: | 160 lbs |
| Batting: | Right-handed |
| Throwing: | Unknown |
| Age/Age at time of death: | 75 |
| Year | Team Name | Batting Statistics | Pitching Statistics | Fielding Statistics |
|---|---|---|---|---|
| 1884 | Boston Reds | Hits: 10 At Bats: 52 HR: 0 RBI: 2 | Wins: 1 Losses: 0 Total Games: 1 Strikeouts: 2 Shutouts: 0 | Position: 3B Errors: 10 Double Plays: 2 Assists: 15 |
| 1884 | Washington Nationals | Hits: 10 At Bats: 52 HR: 0 RBI: 2 | Wins: 1 Losses: 0 Total Games: 1 Strikeouts: 2 Shutouts: 0 | Position: 3B Errors: 10 Double Plays: 2 Assists: 15 |