Tokugawa Narimasa (徳川 斉匡, June 3, 1779 – July 8, 1848) was a Japanese samurai of the Edo period. The son of , head of the Hitotsubashi-Tokugawa house, he succeeded Tokugawa Haruaki as head of the branch of the Tokugawa house, which had been without a ruler for some time. His childhood name was Yoshinosuke (慶之丞).