_Peter I BURGUNDY __________+ | (1320 - 1366) _John I AVIZ ___________| | (1357 - 1433) m 1387 | | |_Teresa LOURENÇO __________ | _Peter AVIZ ____________| | (1392 - 1449) m 1429 | | | _John of Gaunt PLANTAGENET _+ | | | (1339 - 1398) | |_Philippa of LANCASTER _| | (1360 - 1415) m 1387 | | |_Blanche of PLANTAGENET ____+ | (1342 - 1368) | |--Philippa of AVIZ | (1437 - 1497) | _Peter II BARCELONA ________+ | | (1340 - 1408) | _James II BARCELONA ____| | | (1380 - 1433) | | | |_Margaret of PALAIOLOGOS ___+ | | (1364 - 1420) |_Isabella of BARCELONA _| (1408 - 1459) m 1429 | | _Peter IV BARCELONA ________+ | | (1319 - 1386) |_Isabella of BARCELONA _| (1376 - 1424) | |_Sibila of FORTIà _________ (.... - 1406)