•
B. H. DeLay (1891–1923), American aviator and movie stunt pilot •
Dorothy DeLay (1917–2002), American violin instructor •
Florence Delay (1941–2025), French writer, translator, and actress, daughter of Jean •
Jan Delay, stage name of German musician Jan Phillip Eißfeldt (born 1976) •
Jason Delay (born 1995), American baseball player •
Jean Delay (1907–1987), French psychiatrist, neurologist, and writer •
Paul deLay (1952–2007), American blues musician •
Tom DeLay (born 1947), American politician •
Tom Delay (businessman) (born 1959), British businessman •
Vladislav Delay (born 1976), Finnish musician ==Other uses==