Mannon

Mannon may refer to:


 * Mannon, Illinois, unincorporated community
 * Cliff Mannon (born 1970), American handball goalkeeper and Olympian
 * James Mannon (born 1942), American professor of sociology
 * Wilson Mannon (1928–1992), American murder victim; see Murder of Wilson Mannon
 * Ezra, Christine, Lavinia and Orin Mannon, characters in Eugene O'Neil's 1931 play Mourning Becomes Electra