| Jack Hickey | |
| Position: | Pitcher |
| Birth Date: | November 3, 1881 |
| Birth Place: | Minneapolis, Minnesota |
| Death Place: | Seattle, Washington |
| Bats: | Right |
| Throws: | Left |
| Debutleague: | MLB |
| Debutdate: | April 16 |
| Debutyear: | 1904 |
| Debutteam: | Cleveland Blues |
| Finalleague: | MLB |
| Finaldate: | May 4 |
| Finalyear: | 1904 |
| Finalteam: | Cleveland Naps |
| Statleague: | MLB |
| Stat1label: | Pitching Record |
| Stat2label: | Earned run average |
| Stat3label: | Strikeouts |
| Stat1value: | 0-1 |
| Stat2value: | 7.30 |
| Stat3value: | 5 |
| Teams: |
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John William Hickey (November 3, 1881 – December 28, 1941) was a Major League Baseball pitcher who played for one season. He pitched two games for the Cleveland Naps during the 1904 season, starting both.