Nicolo Rizzuto was an Italian-Canadian crime boss and founder of the Rizzuto crime family, the Sicilian Mafia organization based in Montreal, Quebec.

The Cotroni crime family, originally Cotrone, is an Italian-Canadian 'Ndrangheta-type organized crime syndicate based in Montreal, Quebec. The United States Federal Bureau of Investigation (FBI) considers the family a branch of the Bonanno crime family of New York City.