Thomas Joseph Leahy (June 2, 1869 – June 11, 1951) was a professional baseball player. He played all or part of four seasons in Major League Baseball, between 1897 and 1905, for the Pittsburgh Pirates, the Washington Senators, the Milwaukee Brewers, the Philadelphia Athletics, and the St. Louis Cardinals, primarily as a catcher.
Tom Leahy
| Given name: | Thomas Joseph Leahy |
| Nicknames: | None |
| Primary Pos: | Catcher |
| Hght/Wght: | 5'7" / 168 lbs |
| Bats/Throws: | R / R |
| Born: | Jun 2, 1869 in New Haven, CT |
| Died: | Jun 11, 1951 in New Haven, CT (82 years old) |
| Debut: | May 18, 1897 |