Brigadier Harold Willmott CBE (1899–1993) was a South African military commander. He served in the Royal Air Force in World War I, and joined the South African Air Force in 1924. During World War II, he served as Deputy Director-General of Air Services from 1939 to 1940, as commander of 3 Wing in North Africa from 1941 to 1942, as Director of the Coastal Air Force from 1942 to 1944, and as Deputy Director-General of the Air Force from 1944 to 1945, when he was promoted to Director-General.