The Great Western Schism By DC94 Jan 12, 1377 Popes of Rome Gregory XI Dies Jan 12, 1378 Popes of Rome Urban VI Jan 12, 1378 Antipopes of Auignon Clement VII Period: Jan 12, 1378 to Jan 12, 1389 R.Urban XI Period: Jan 12, 1378 to Jan 12, 1417 The Great Western Schism Period: Jan 12, 1378 to Jan 12, 1394 Antipopes of Auignon Jan 12, 1389 Popes of Rome Boniface IX Period: Jan 12, 1389 to Jan 12, 1404 R.Boniface IX Jan 12, 1394 Antipopes of Auignon Benedict XIII Period: Jan 12, 1394 to Jan 12, 1423 Antipopes of Auignon Benedict XII Jan 12, 1404 Popes of Rome Innocent VII Period: Jan 12, 1404 to Jan 12, 1406 R.Innocent VII Jan 12, 1406 Popes of Rome Gregory XII Period: Jan 12, 1406 to Jan 12, 1415 R.Gregory XII Jan 12, 1409 Antipopes of Pisa Alexander V Period: Jan 12, 1409 to Jan 12, 1410 Antipopes of Pisa Alexander V Jan 12, 1410 Antipopes of Pisa John XXIII Period: Jan 12, 1410 to Jan 12, 1415 Antipopes of Pisa John XXIII Period: Jan 12, 1414 to Jan 12, 1418 Council of Constance Jan 12, 1417 Popes of Rome Martin V elected. Schism Ends
