Namesakes
Notable Actors and Entertainers:
1 actor
Pier Angeli 1932-1971 
Notable Filmmakers:
1 director
Pier Paolo Pasolini 1922-1975
Saints:
1 blessed, 1 saint
Saint Peter Damian (a.k.a. Pier) 1007-1072
Blessed Pier Giorgio Frassati 1901-1925