Wagman is a surname. Notable people with the surname include:
Clinton Wagman (born 1990), South African rugby union player
Frederick H. Wagman (1912-1994), American librarian, president of the American Library Association
Joey Wagman (born 1991), American baseball player
Nicholas E. Wagman (1905–1980), American astronomer
Stuart Wagman (1919-2007), American chess master