The Great Western Schism By jakecena Jan 11, 1378 Urban VI Popes of rome Jan 12, 1378 Clement VII antipope of avigon Period: Jan 12, 1378 to Jan 12, 1389 When urban reighned Period: Jan 12, 1378 to Jan 12, 1394 Clement Jan 12, 1389 Boniface IX Popes of Rome Period: Jan 12, 1389 to Jan 12, 1404 Boniface Jan 12, 1394 Benedict XIII Antipope of Avigon Period: Jan 12, 1394 to Jan 12, 1423 Benedict Jan 12, 1404 Innocent vii pope of rome Period: Jan 12, 1404 to Jan 12, 1406 Innocent Jan 12, 1406 Gregory XII Pope of Rome Period: Jan 12, 1406 to Jan 12, 1415 Gergory Jan 12, 1409 Alexander v Antipopes of Pisa Period: Jan 12, 1409 to Jan 12, 1410 Alexander Jan 12, 1410 John xxiii Antipopes of pisa Period: Jan 12, 1410 to Jan 12, 1415 John