| Frederick Weber | |
| Full Name: | Frederick Regenia Weber |
| Birth Date: | 1 December 1905 |
| Birth Place: | Kalamazoo, Michigan, U.S. |
| Death Place: | Lumber Bridge, North Carolina, U.S. |
| Sport: | Fencing, Modern pentathlon |
| Show-Medals: | yes |
Frederick Regenia Weber (December 1, 1905 – February 17, 1994) was an American épée fencer and modern pentathlete. He competed at the 1936 Summer Olympics.[1]