_Egilmar II OLDENBURG _____+
                                                 | (1070 - 1142)             
                        _Christian I OLDENBURG __|
                       | (1110 - 1167)           |
                       |                         |_Eilika VON WERL-REITBERG _
                       |                           (1103 - 1163)             
 _Maurice I OLDENBURG _|
| (1145 - 1211)        |
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|                      |_Kunigunde of VERSFLETH _|
|                        (1125 - 1198)           |
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|
|--Otto I OLDENBURG 
|  (1175 - 1251)
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|_Salome of WICKRATH __|
  (1150 - 1215)        |
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