_Dietrich OLDENBURG ____+ | (1398 - 1439) _Gerhard VI OLDENBURG ____| | (1430 - 1499) m 1453 | | |_Helvig of SCHAUENBURG _ | (1398 - 1436) _John V OLDENBURG ___| | (1460 - 1525) | | | ________________________ | | | | |_Adelheid of TECKLENBURG _| | (1435 - 1476) m 1453 | | |________________________ | | |--Anna of OLDENBURG | (1501 - 1575) | _Sigismund I ASCANIA ___+ | | (.... - 1404) m 1386 | _George I ASCANIA ________| | | (1390 - 1474) | | | |_Judith of QUERFURT ____ | | (.... - 1411) m 1386 |_Anna of ASCANIA ____| (.... - 1531) | | ________________________ | | |_Anna of LINDOW-RUPPIN ___| (1430 - 1513) | |________________________