Cooley is a surname of Irish origin. It refers to:
Persons:
- Charles Cooley (1864–1929), American sociologist
- Chris Cooley (born 1982), American professional football player
- Dennis Cooley (born 1944), Canadian poet, professor at the University of Manitoba
- Denton Cooley (born 1920), American physician and heart surgeon
- James Cooley (born 1926), American mathematician, developer of the Fast Fourier transform
- John K. Cooley (contemporary), American journalist and author, specializing in terrorism and the Middle East
- Lou Cooley (dates unknown), American 19th-century gunfighter, friend of Wyatt Earp at the time of the Gunfight at the O.K. Corral (1881)
- Mason Cooley (born 1927), American aphorist.
- Ryan Cooley (born 1988), Canadian television actor
- Spade Cooley (1910–1969), American western swing musician, murdered his wife
- Stephen Cooley (born 1947), American prosecutor for Los Angeles County.
- Wes Cooley (born 1932), American politician, congressman from Oregon
Place names:
Other: