Harold Francis Beamish, DSC (7 July 1896 – 16 October 1986) was a New Zealand flying ace of the First World War. Born in 1896 at Hastings, Beamish joined the Royal Naval Air Service in 1916. His training was completed by early 1917 and he was posted to No. 3 Squadron RNAS. In the course of his service with the squadron, he secured 11 victories in aerial dogfights. He was on leave in New Zealand when the war ended. In his later life he was a farmer. He retired to Havelock North where he died in 1986.