| Frank Booth | |
| Fullname: | Frank Ewen Booth |
| National Team: | United States |
| Strokes: | Freestyle |
| Club: | Los Angeles Athletic Club |
| Birth Date: | October 4, 1910 |
| Birth Place: | Los Angeles, California |
| Death Place: | Newport Beach, California |
Frank Ewen Booth (October 4, 1910 – December 1, 1980) was an American competition swimmer who represented the United States at the 1932 Summer Olympics in Los Angeles, California. Booth won a silver medal as a member of the second-place U.S. team in the men's 4×200-meter freestyle relay, with fellow Americans George Fissler, Maiola Kalili and Manuella Kalili.