__
                         |  
                       __|
                      |  |
                      |  |__
                      |     
 _John STEWART _______|
| (1246 - 1298) m 1266|
|                     |   __
|                     |  |  
|                     |__|
|                        |
|                        |__
|                           
|
|--Walter STEWART 
|  (1274 - 1340)
|                         __
|                        |  
|                      __|
|                     |  |
|                     |  |__
|                     |     
|_Margaret BONKYL ____|
  (.... - 1304) m 1266|
                      |   __
                      |  |  
                      |__|
                         |
                         |__