_Egilmar II OLDENBURG _____+
                                                    | (1070 - 1142)             
                           _Christian I OLDENBURG __|
                          | (1110 - 1167)           |
                          |                         |_Eilika VON WERL-RIETBERG _
                          |                           (1103 - 1163)             
 _Maurice I OLDENBURG ____|
| (1145 - 1211)           |
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|                         |_Kunigunde of VERSFLETH _|
|                           (1125 - 1198)           |
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|--Christian II OLDENBURG 
|  (1178 - 1233)
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|_Salome of AHR-WICKRATH _|
  (1150 - 1215)           |
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