EntityQ368150· pop 25· linked from 73 articlesSylvester IVSign in to saveItalian presbyter and priest, antipope from 1105 to 1111ConnectionsPopeEntitySt. Peter's BasilicaEntitySociety of JesusEntityHenry IVEntityArchbasilica of St. John LateranEntityEarly ChristianityEntitybiblical canonEntityVatican MediaEntityCatholic bishopEntityrole of Christianity in civilizationEntityAnte-Nicene PeriodEntityApostles of Infinite LoveEntityRomeEntityVatican CityCountryPope FrancisPersonThomas AquinasEntityCatholic ChurchEntityJohn Paul IIEntityBenedict XVIEntityMother TeresaEntityCategories12th-century antipopes12th-century Christian clergyAntipopesPantheon, RomeYear of birth unknownYear of death unknown