Tags: Christian Bishop.
Sylvester IV was a claimant to the papacy from 1105 to 1111.Members of the Roman aristocracy with the support of the German king Henry V (1105–25) set up another antipope to replace Pope Paschal II (1099–1118) electing Maginulfo the Archpriest of St. Angelo in Peschiera while Paschal II was outside of Rome. After his election Maginulfo took the papal name of Sylvester IV and was consecrated in the Church of St.