Ciro Terranova (Italian pronunciation: [ˈtʃiːro ˌtɛrraˈnɔːva]; July 20, 1888 − February 20, 1938) was a Sicilian-born American gangster in New York City, and one time underboss of the Morello crime family.

Louis Roy (20 July 1959 – disappeared 23 June 2000), better known as "Mélou", was a Canadian outlaw biker and gangster, said to have been the richest Hells Angel in Quebec.

Vincent "Mad Dog" Coll (born Uinseann Ó Colla, July 20, 1908 – February 8, 1932) was an Irish-American mob hitman in the 1920s and early 1930s in New York City. Coll gained notoriety for the alleged accidental killing of a young child during a mob kidnap attempt.

Giacomo "Jackie" DiNorscio (July 20, 1940 – November 14, 2004) was an American mobster who was a member of the Philadelphia crime family, and later the New Jersey faction of the Lucchese crime family. He acted as his own lawyer (pro se) in the United States v.