Delphin H. Greene (1935-1992) was a policeman, community activist, and longtime resident of the Cambria Heights neighborhood of Queens. Born in Brooklyn in 1935, Greene served in the United States Army and received an honorable discharge in 1961. He then joined the New York City Police Department, reaching the rank of detective and serving in a number of different units including Narcotics and Homicide. Greene, his wife, and their three children moved to Cambria Heights in 1967. Shortly after his arrival there, Greene became a community activist. He was a founding member and President of the Douglass/King Regular Democratic Club, managed the Cambria Heights Little League and also joined the Cambria Heights Kiwanis Club for 16 years, serving as president in 1983.