Lucy is a surname. Notable people with the surname include:
Notable male people with the name Charles Lucy (1814–1873), English historical painter of the Victorian era Con Lucy (1899–1929), Irish hurler and Gaelic footballer Donny Lucy (born 1982), American former MLB player Gary Lucy (born 1981), English actor, television personality, and model Sir Henry Lucy (1842–1924), English political journalist and humorist Jeffrey Lucy (born 1946), Australian former Chairman of the Australian Securities and Investments Commission Michael Lucy (1915–1971), Australian politician Richard Lucy, several people Seán Lucy (1931–2001), Irish poet and educator Thomas Lucy (disambiguation), several people William Lucy (disambiguation), several people
Notable female people with the name Autherine Lucy (1929–2022), American activist; first black student to attend the University of Alabama Jemma Lucy (born 1988), British reality television series participant Judith Lucy (born 1968), Australian comedian, actress, author, and television- and radio presenter Julie Ashton-Lucy (born 1965), Australian international field hockey umpire