John "Handsome Johnny" Roselli (born Filippo Sacco; July 4, 1905 – August 9, 1976), sometimes spelled Rosselli, was an influential mobster for the Chicago Outfit who helped that organization control Hollywood and the Las Vegas Strip.
In the early 1960s, Roselli was recruited by the Central Intelligence Agency (CIA) in a plot to assassinate Cuban leader Fidel Castro.