Tadazane

Tadazane may refer to:


 * Ōkubo Tadazane (1782–1837), the 7th daimyō of Odawara Domain in Sagami Province in mid-Edo period Japan
 * Fujiwara no Tadazane (1078–1162), Japanese noble and the grandson of Fujiwara no Morozane
 * Ogasawara Tadazane (1596–1667), Japanese daimyō of the early Edo Period, the son of Ogasawara Hidemasa

Tadazane