Kamei Masanori (亀井 政矩, December 25, 1590 – September 22, 1619) was a Japanese daimyō of the early Edo period.
[1] Masanori was the son of Kamei Korenori.
[1] Masanori's early service began under Tokugawa Ieyasu in 1602, and in 1604 he was assigned as an attendant to Ieyasu's son Hidetada.
Upon the death of his father, Masanori inherited Shikano Domain.
His descendants continued to live at Tsuwano in Iwami Province.