| Kouzou Sasaki | |
|---|---|
| Chair of the Japan Socialist Party | |
| In office 1965–1967 |
|
| Succeeded by | Seiichi Katsumata |
| Personal details | |
| Born | May 25, 1900 |
| Died | December 24, 1985 |
| Political party | Japan Socialist Party |
Kouzou Sasaki (佐々木 更三 Sasaki Kouzou) was a Japanese politician and chairman of the Japan Socialist Party from 1965 to 1967.