Claim: Thomas DeSimone was an American of Sicilian ancestry.
Evidence: Thomas Anthony DeSimone -LRB- May 24 , 1950 -- disappeared January 14 , 1979 -RRB- , also known as Two-Gun Tommy or Tommy D , was a Sicilian-American gangster and associate of the Lucchese crime family in New York City.
Sicilian Americans -LRB- Italian : Siculoamericani ; Sicilian : Siculu-miricani '' -RRB- are Americans of Sicilian birth or ancestry.