Michael Doyle O'Hara (September 19, 1910 – July 16, 1978) was an American jurist.
Born in Menominee, Michigan, O'Hara went to University of Notre Dame and graduated from St. Norbert College.
O'Hara studied law under Leland Carr who later served as chief justice of the Michigan Supreme Court and then was admitted to the Michigan bar in 1935.
During World War II, O'Hara served in the United States Marine Corps.
O'Hara died in a drowning accident, apparently from a heart attack, in Menominee, Michigan.