Air Chief Marshal Sir James Donald Innes Hardman GBE, KCB, DFC (21 December 1899 – 2 March 1982) was a senior Royal Air Force commander. He began his flying career as a fighter pilot in World War I, achieving nine victories to become an ace. During World War II, Hardman held staff and operational posts. He was Chief of the Air Staff of the Royal Australian Air Force from 1952 to 1954, after which he served as a member of the British Air Council until his retirement in 1958.