Great Western Schism By mooman34 1377 death on Pope Gregory XI 1378 R Urban VI 1378 A Clement VII Period: 1378 to 1389 time as pope Urban VI Period: 1378 to 1394 time as antipope Clement VII 1389 R Boniface IX Period: 1389 to 1404 time as pope Boniface IX 1394 A Benedict XIII Period: 1394 to 1423 time as antipope Benedict XIII 1404 R Innocent VII Period: 1404 to 1406 time as pope Innocent VII 1406 R Gregory XII Period: 1406 to 1415 time of pope Gregory XII 1409 P Alexander V Period: 1409 to 1410 time as antipope 1410 P John XXIII Period: 1410 to 1415 time as antipope
