_Conrad I OLDENBURG ______+
                                                  | (1300 - 1367)            
                          _Christian V OLDENBURG _|
                         | (1342 - 1399)          |
                         |                        |_Ingeborg of SCHAUENBURG _
                         |                          (1316 - 1350)            
 _Dietrich OLDENBURG ____|
| (1398 - 1439)          |
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|                        |_Agnes of HONSTEIN _____|
|                          (1350 - 1404)          |
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|--Adelheid of OLDENBURG 
|  (1425 - 1475)
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|_Helvig of SCHAUENBURG _|
  (1398 - 1436)          |
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