Masao Watanabe | |
|---|---|
| Native name | 渡辺 正夫 |
| Born | October 10, 1880 Osaka prefecture, Japan |
| Died | October 11, 1950 (aged 70) |
| Allegiance |  Empire of Japan |
| Service |  Imperial Japanese Army |
| Years of service | 1909 -1945 |
| Rank |  Lieutenant General |
| Commands | IJA 56th Division, IJA 32nd Army |
| Battles / wars | World War II |
| Awards | Order of the Rising Sun (1st class) |
Masao Watanabe (渡辺 正夫, Watanabe Masao, 10 October 1888 – 11 October 1950) was a lieutenant general in the Imperial Japanese Army during World War II.