| Nationality: | British |
| Birth Date: | 11 March 1877 |
| Birth Place: | Basford, England |
| Death Place: | Nottingham, England |
| Sport: | Swimming, water polo |
| Club: | Nottingham Swimming Club and Osborne Swimming Club, Manchester |
| Show-Medals: | yes |
Frederick Stapleton (11 March 1877 – 9 November 1939) was an English water polo player and swimmer.[1] He won a gold medal in water polo at the 1900 Summer Olympics and finished six and fifth in the 200 m freestyle and 200 m obstacle swimming, respectively representing Great Britain.