Darryl George Greenamyer (August 13, 1936 – October 4, 2018) was an American aviator. He started his flying career in the US Air Force Reserve. After leaving the Air Force, he then began to work at Lockheed where he eventually became an SR-71 test pilot at Skunk works. While working at Lockheed he met many of the engineers who would later help him make modifications to future race planes. He won his first victory in the Unlimited Class at the Reno Air Races in 1965. He is the third most successful competitor in Reno Air Race history.