_Waleran II LUXEMBOURG _+
                                              | (.... - 1354)          
                         _John I LUXEMBOURG __|
                        | (1313 - 1364) m 1330|
                        |                     |_Guyotte of LILLE ______
                        |                       (.... - 1338)          
 _Guy I LUXEMBOURG _____|
| (1340 - 1371) m 1354  |
|                       |                      _Guy IV DAMPIERRE ______+
|                       |                     | (1286 - 1345)          
|                       |_Alix of DAMPIERRE __|
|                         (1317 - 1346) m 1330|
|                                             |_Marie of ENGHIEN ______
|                                               (.... - 1318)          
|
|--Margaret of LUXEMBOURG 
|  
|                                              _Guy IV CHÂTILLON _____+
|                                             | (1254 - 1317)          
|                        _John CHÂTILLON ____|
|                       | (.... - 1344) m 1319|
|                       |                     |_Marie of DREUX ________+
|                       |                       (1268 - 1339)          
|_Mahaut of CHÂTILLON _|
  (1335 - 1378) m 1354  |
                        |                      ________________________
                        |                     |                        
                        |_Joanna of FIENNES __|
                           m 1319             |
                                              |________________________