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