_Maurice I OLDENBURG ____+ | (1145 - 1211) _Christian II OLDENBURG ___| | (1178 - 1233) | | |_Salome of AHR-WICKRATH _ | (1150 - 1215) _John I OLDENBURG ______________| | (1204 - 1270) | | | _________________________ | | | | |_Agnes of ALTENA-ISENBURG _| | (1166 - 1217) | | |_________________________ | | |--Christian III OLDENBURG | (1245 - 1285) | _________________________ | | | ___________________________| | | | | | |_________________________ | | |_Richeza of HOYA-STUMPENHAUSEN _| (1220 - 1270) | | _________________________ | | |___________________________| | |_________________________