Fagin is a surname. Notable people with the name include:
Betsy Fagin (born 1972), American poet Claire Fagin (1926–2024), American nurse, educator, academic and interim university president Dan Fagin (born 1963), American journalist Joe Fagin (1940–2023), British pop singer-songwriter Joe Fagin (baseball), American Major League Baseball catcher in 1895 Larry Fagin (1937 – 2017), American poet, editor, publisher, and teacher Lucas Fagin (born 1980), Argentinian composer Ronald Fagin (born 1945), American mathematician and computer scientist
See also Fagan, surname Fagen, surname