Namesakes
Eurovision Song Contest Winners:
1 winner
Toto Cutugno (a.k.a. Salvatore) 1990 Italy 
Fictional Characters from Television:
1 character
Sal Romano 2007 Mad Men
Nobel Prize Winners:
1 literature
(literature) Salvatore Quasimodo 1959
Notable Actors and Entertainers:
3 actors
Robert Loggia (a.k.a. Salvatore) 1930-2015
Tony Danza (a.k.a. Salvatore) 1951-
Chaz Bono (a.k.a. Salvatore) 1969-
Notable Athletes:
2 soccer
(soccer) Salvatore Schillaci 1964-
(soccer) Salvatore Sirigu 1987-
Notable Evildoers:
2 gangsters
Lucky Luciano (a.k.a. Salvatore) 1897-1962
Salvatore Riina 1930-2017
Notable Musicians:
2 singers, 1 musician
Sonny Bono (a.k.a. Salvatore) 1935-1998
Toto Cutugno (a.k.a. Salvatore) 1943-2023
Salvatore Adamo 1943-
Notable Writers:
1 poet
Salvatore Quasimodo 1901-1968
Olympic Medalists:
1 bronze, 1 bronze/gold, 1 silver
(bronze/gold) Salvatore Gionta 1952; 1960 water polo
(bronze) Salvatore Morale 1964 400 m hurdles
(silver) Salvatore Antibo 1988 10000 m
Saints:
2 blessed, 1 saint
Saint Salvador d'Horta (a.k.a. Salvatore) 1520-1567
Blessed Salvatore Lilli 1853-1895
Blessed Nicola of Gesturi (a.k.a. Salvatore) 1882-1958