Pietro Mascagni | Pietro Bembo | Pietro da Cortona | Colonna family | Ponte San Pietro | The Battle of San Pietro | Pietro Tacca | Pietro Perugino | Pietro Canonica | Pietro Annigoni | San Pietro in Casale | Pietro Tenerani | Pietro Tagliavia | Pietro Frua | Pietro Consagra | San Pietro in Ciel d'Oro | Pietro Verri | Pietro Scalia | Pietro Lombardi | Pietro Gori | Pietro Delitala | Pietro de' Crescenzi | Pietro Badoglio | Giovanni Colonna | Stefano Colonna | Pietro Paolo Cristofari | Pietro Nobile | Pietro Musumeci | Pietro IV Candiano | Pietro Garinei |
Pietro Colonna — cardinal-deacon of S. Eustachio; deposed on May 10, 1297 by Pope Boniface VIII; restored by Clement V on December 15, 1305 as cardinal-deacon without a title; then cardinal-deacon of S. Angelo (March 2, 1317), † January 7, 1326