Pope from 1254-61 (Rinaldo Conti), of the house of Segni, which had already given two illustrious sons to the Papacy, Innocent III and Gregory IX, date of birth uncertain; died 25 May, 1261, at Viterbo. He was created Cardinal-Deacon, in 1227, by his uncle Gregory IX, and four years later Cardinal-Bishop of Ostia. Gregory also bequeathed to him his solicitude for the Franciscan Order, which he had 80 well befriended. On the death of Innocent I...