Cousens is a surname. Notable people with the surname include:
Cecily Cousens (1918–2008), British diver Charles Cousens (1903–1964), Australian radio broadcaster, television presenter and army officer Don Cousens (1938–2017), Canadian politician Elizabeth M. Cousens, American diplomat Ellis Cousens (born 1952), American businessman Gabriel Cousens (born 1943), American physician, homeopath, and spiritual writer John Albert Cousens (1874–1937), American Universalist businessman and educator Lionel Cousens, Australian Paralympic archer Peter Cousens (born 1955), Australian actor Peter Cousens (born 1932), South African-born British cricketer