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antipope[Lat.,=against the pope], person elected pope whose election was declared uncanonical and in opposition to a canonically chosen pontiff. Important antipopes were NovatianNovatian
, fl. 250, Roman priest, antipope (from 251), and theologian. He opposed the election of St. Cornelius as pope and set himself up instead. He gained followers throughout the empire because of his espousal of the idea that those fallen from grace by compromising their
..... Click the link for more information. ; Clement III (see Guibert of RavennaGuibert of Ravenna
, d. 1100, Italian churchman, antipope (1080–1100) Clement III, b. Parma. As imperial chancellor of Italy (1057–63), he consistently supported the Holy Roman emperor's opposition to papal reform efforts, and he led the party that repudiated Pope
..... Click the link for more information. ); Nicholas V (see Rainalducci, PietroRainalducci or Rainallucci, Pietro
, d. 1333, Italian churchman (b. Corvaro, near Rieti), antipope (1328–30) with the name Nicholas V.
..... Click the link for more information. ); Clement VII (see Robert of GenevaRobert of Geneva,
d. 1394, Genevan churchman, antipope (1378–94; see Schism, Great) with the name Clement VII. He was archbishop of Cambrai (1368) and was created (1371) a cardinal.
..... Click the link for more information. ); Benedict XIII (see Luna, Pedro deLuna, Pedro de
, 1328?–1423?, Aragonese churchman, antipope (1394–1417) with the name Benedict XIII. He was a doctor of canon law and as cardinal (1375) became an outstanding member of the Curia Romana.
..... Click the link for more information. ); John XXIII (or by a different count, John XXII; see Cossa, BaldassareCossa, Baldassare
, c.1370–1419, Neapolitan churchman, antipope (1410–15; see Schism, Great) with the name John XXIII. He had a military career before entering the service of the church.
..... Click the link for more information. ); and Felix V (see Amadeus VIIIAmadeus VIII
, 1383–1451, count (1391–1416) and duke (from 1416) of Savoy, antipope (1439–49) with the name Felix V. In 1434 he appointed his son regent of Savoy and retired to the hermitage of Ripaille, on Lake Geneva, which he had founded.
..... Click the link for more information. ), who was the last antipope.
a rival pope elected in opposition to one who has been canonically chosen