Princes Assistants to the Papal Throne Principi Assistenti al Soglio Pontificio Records #2 Holders Family filter On/Off Marcantonio, principe Colonna, duke of Paliano e di Marino * 1948 Marco Alfonso Torlonia, 6th prince of Civitella-Cesi * 1937 Corrections and Updates To suggest a correction or an update. Click Here
