_Lambert WIDON ________
                                            | (0710 - 0783)         
                       _Guy WIDON __________|
                      | (0759 - 0819)       |
                      |                     |_Teutberga of UNKNOWN _
                      |                       (.... - 0768)         
 _Lambert I WIDON ____|
| (.... - 0836)       |
|                     |                      _______________________
|                     |                     |                       
|                     |_____________________|
|                                           |
|                                           |_______________________
|                                                                   
|
|--Lambert II WIDON 
|  (.... - 0851)
|                                            _______________________
|                                           |                       
|                      _____________________|
|                     |                     |
|                     |                     |_______________________
|                     |                                             
|_Itta of UNKNOWN ____|
                      |
                      |                      _______________________
                      |                     |                       
                      |_____________________|
                                            |
                                            |_______________________