| Ryōzō Hiranuma | |
| Office: | Mayor of Yokohama |
| Term Start: | 23 April 1951 |
| Term End: | 13 February 1959 |
| Predecessor: | Kyōichi Ishikawa |
| Successor: | Kiyoshi Nakarai |
| Birth Date: | 25 February 1879 |
| Birth Place: | Yokohama, Kanagawa, Japan |
| Death Place: | Yokohama, Kanagawa, Japan |
| Alma Mater: | Keio University |
was the 5th President of the Japanese Olympic Committee (1945–1946).|-|-|-|-|-