Ottaviano dei Conti di Segni was an
Italian cardinal and
cardinal-nephew of
Pope Innocent III, his cousin who elevated him in
1205 or in March
1206. He was
Camerlengo of the Holy Roman Church (ca.
1200 until ca.
1205),
protodeacon of the Sacred College of Cardinals (from
1221) and archpriest of the
Vatican Basilica (from
1227). Date of his death is uncertain (between August
1231 and January
1234).
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