The Cardinals of the Holy Roman Church - Biographical Dictionary

The Cardinals of the Holy Roman Church

Biographical Dictionary
Gregory IV (827-844)
829 (II)

Birth. (No date found), from Ardea. He is also listed as Elarius and as Ottavio.

Education. (No information found).

Cardinalate. Presbyter cardinalis of the title of S. Prassede in 829.

Death. (No date or place found). Buried (no information found).

Bibliography. Cristofori, Francesco. Cronotasi dei cardinali di Santa Romana Chiesa. Rome : Tipografia de Propaganda Fide, 1888, p. 62; "Essai de liste générale des cardinaux. Les cardinaux des 10 premiers siècles". Annuaire Pontifical Catholique 1926. Paris : Maison de la Bonne Presse, 1927, p. 151, no. 3.