| John Hanna | |
| Position: | Catcher |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | November 3, 1863 |
| Birth Place: | Philadelphia, Pennsylvania |
| Death Place: | Philadelphia, Pennsylvania |
| Debutleague: | MLB |
| Debutdate: | May 23 |
| Debutyear: | 1884 |
| Debutteam: | Washington Nationals |
| Finalleague: | MLB |
| Finaldate: | October 15 |
| Finalyear: | 1884 |
| Finalteam: | Richmond Virginians |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .126 |
| Stat2label: | Home runs |
| Stat2value: | 0 |
| Stat3label: | Runs batted in |
| Stat3value: | 0 |
| Teams: |
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John Hanna (November 3, 1863 in Philadelphia, Pennsylvania – November 7, 1930 in Philadelphia, Pennsylvania) was a 19th-century professional baseball catcher.