was a daimyō in Japan during the Edo period (1603–1868). Mitsusada was born as the son and heir of Tokugawa Yorinobu and a grandson of Tokugawa Ieyasu with the childhood name Nagatomimaru (長福丸).
was a powerful feudal lord in Japan during the Edo period (1603–1868). Mitsusada was born as the son and heir of Tokugawa Yorinobu and a grandson of Tokugawa Ieyasu with the childhood name Nagatomimaru (長福丸).