| Frank Gatins | |
| Bats: | Unknown |
| Throws: | Unknown |
| Birth Date: | 6 March 1871 |
| Birth Place: | Johnstown, Pennsylvania |
| Death Place: | Johnstown, Pennsylvania |
| Debutleague: | MLB |
| Debutdate: | September 21 |
| Debutteam: | Washington Senators |
| Finalleague: | MLB |
| Finaldate: | July 15 |
| Finalteam: | Brooklyn Superbas |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .227 |
| Stat2label: | Home runs |
| Stat2value: | 1 |
| Stat3label: | Runs batted in |
| Stat3value: | 26 |
| Teams: |
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Frank Anthony Gatins (March 6, 1871 – November 8, 1911) was an American third baseman and shortstop in Major League Baseball. Born in Johnstown, Pennsylvania, he appeared in 17 games for the Washington Senators in the 1898 season and 50 games for the Brooklyn Superbas in 1901 and 1902.