Mitsusada Ishikawa

Mitsusada Ishikawa (died 1269) was a Kamakura-period warrior and the eighth head of the Mutsu Ishikawa, a warrior house claiming descent from the Yamato Genji. The eldest son of Hirosue Ishikawa, he married a daughter of the regent Hōjō Yasutoki and served as Governor of Suruga at junior fifth rank.

In 1263 he paid homage to Shogun Prince Munetaka at Kamakura and then traveled up to Kyoto, where he was appointed Left Head of the Stables at junior fourth rank. He died in 1269.