가토 기요마사
was a Japanese "daimyō" of the late Sengoku period to early Edo period who served as lord of the Hiroshima Domain. A retainer of Toyotomi Hideyoshi, he fought in the Battle of Shizugatake in 1583, and soon became known as one of Seven Spears of Shizugatake which also included Katō Kiyomasa and others.