Papa Benedikto III alikuwa Papa kuanzia mwezi Julai au tarehe 29 Septemba 855 hadi kifo chake tarehe 17 Aprili 858. Alitokea Roma, Lazio, Italia. Alimfuata Papa Leo IV akafuatwa na Papa Nikolasi I. Orodha ya Mapapa https://www.vatican.va/content/vatican/en/holy-father.index.html#holy-father https://www.vatican.va/content/vatican/en/holy-father.index.html#holy-father Papa Benedikto III katika Kamusi Elezo ya Kikatoliki