_William DEBALIOL _____
                                            | (1251 - 1313)         
                       _William BALL _______|
                      | (1275 - ....)       |
                      |                     |_Devorgilla MACDONALD _
                      |                       (1218 - 1290)         
 _Richard BALL _______|
| (1320 - ....)       |
|                     |                      _______________________
|                     |                     |                       
|                     |_Elizabeth WALLACE __|
|                       (1295 - ....)       |
|                                           |_______________________
|                                                                   
|
|--William BALL 
|  (1360 - 1420)
|                                            _______________________
|                                           |                       
|                      _____________________|
|                     |                     |
|                     |                     |_______________________
|                     |                                             
|_____________________|
                      |
                      |                      _______________________
                      |                     |                       
                      |_____________________|
                                            |
                                            |_______________________