David Moore Crook, DFC (24 November 1914 – 18 December 1944) was a British fighter pilot and flying ace of the Second World War.

He initially joined the squadron on 22 September 1938 as an acting pilot officer,[1] this rank was confirmed on 4 May 1940,[2] and later further back-dated to 9 December 1939.

The official notice of this award in the London Gazette of 1 November 1940 said he had, "led his section with coolness and judgment against the enemy on many occasions.

Flying Spitfire IX EN662 on 18 December 1944 on a high level photographic sortie, Crook was seen to dive into the sea near Aberdeen.

Crook also wrote Pursuit of Passy, a work of fiction about an RAF pilot who crashes in France and joins the Resistance, published in 1946 by Herbert Joseph.