Tadao Watanabe

Tadao Watanabe (渡辺 忠雄, Watanabe Tadao; July 15, 1898-May 6, 1980) was a Japanese politician and Mayor of Hiroshima from 1955-1959.

Was elected to the Lower House of Diet in April 1946, but soon after lost his seat due to the purge of Japanese officials by the US occupation authorities. He was able to return to political activity only following the end of the Allied occupation in 1952.