| Frank Connaughton | |
| Position: | Shortstop/Outfielder |
| Bats: | Right |
| Throws: | Right |
| Birth Date: | 1 January 1869 |
| Birth Place: | Clinton, Massachusetts, U.S. |
| Death Place: | Boston, Massachusetts, U.S. |
| Debutleague: | MLB |
| Debutdate: | May 28 |
| Debutyear: | 1894 |
| Debutteam: | Boston Beaneaters |
| Finalleague: | MLB |
| Finaldate: | October 5 |
| Finalyear: | 1906 |
| Finalteam: | Boston Beaneaters |
| Statleague: | MLB |
| Stat1label: | Batting average |
| Stat1value: | .283 |
| Stat2label: | Home runs |
| Stat2value: | 4 |
| Stat3label: | Runs batted in |
| Stat3value: | 77 |
| Teams: |
|
Frank Henry Connaughton (January 1, 1869 – December 1, 1942) was an American Major League Baseball shortstop and outfielder. His professional career lasted from 1891 to 1913 and included three brief stints as a minor league baseball manager.
In 146 games over three seasons, Connaughton posted a .283 batting average (150-for-530) with 98 runs, 4 home runs, 77 RBI, 26 stolen bases and 44 bases on balls.