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                          _______________________|
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                         |                       |________________________
                         |                                                
 _Berthold I AHALOLFING _|
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|
|--Erchanger AHALOLFING 
|  (0860 - 0916)
|                                                 _Louis I CAROLINGIAN ___+
|                                                | (0778 - 0840)          
|                         _Louis II CAROLINGIAN _|
|                        | (0806 - 0876) m 0827  |
|                        |                       |_Ermengarde of HESBAYE _+
|                        |                         (0778 - 0818)          
|_Gisela of CAROLINGIAN _|
                         |
                         |                        _ WELF I________________+
                         |                       | (0776 - 0825)          
                         |_Hemma of WELF ________|
                           (0803 - 0875) m 0827  |
                                                 |_Hedwig of SAXONY ______+
                                                   (0778 - 0843)