_Othon-Guillaume de Macon _+
                                                             | (.... - 1026) m 0982      
                        _Renaud I ___________________________|
                       | (0990 - 1057) m 1016                |
                       |                                     |_Ermentrude de Roucy ______+
                       |                                        m 0982                   
 _William I ___________|
| (.... - 1087)        |
|                      |                                      _Richard II 'The Good' ____+
|                      |                                     | (.... - 1026) m 1000      
|                      |_Adelaide (Judith, Alice) ___________|
|                        (.... - 1037) m 1016                |
|                                                            |_Judith ___________________+
|                                                              (0982 - ....) m 1000      
|
|--Guy 
|  
|                                                             ___________________________
|                                                            |                           
|                       _de Longwy, Etienette [-father of-] _|
|                      |                                     |
|                      |                                     |___________________________
|                      |                                                                 
|_Etienette de Longwy _|
  (.... - 1088)        |
                       |                                      ___________________________
                       |                                     |                           
                       |_____________________________________|
                                                             |
                                                             |___________________________