Jack Hifuo Mizuha (November 5, 1913 – September 7, 1986) was an educator, soldier, and judge.
He was a member of 442nd Infantry Regiment, and served as the Attorney General of Hawaii from 1958 to 1959, a Circuit Court judge from 1959 to 1961, and a Justice of the Supreme Court of Hawaii from 1961 to 1968.