William Donovan (US National Archives)
Major General William Joseph Donovan (1883-1959) served as US Coordinator of Information from 11 July 1941 to 13 June 1942, and as Director of the Office of Strategic Services from 13 June 1942 to 1 October 1945 (ref 1, p.10).
References
Ref 1: Profiles in Leadership: Directors of the Central Intelligence Agency & its Predecessors, CIA, accessed 1 August 2023.
Other resources
Memorandum by Frank Aiken of a meeting with Colonel Bill Donovan, London, 16 March 1941, Documents on Irish Foreign Policy.