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                                                                       |  
                                _Ednyfed Fychan ap Cynwrig of GWYNEDD _|
                               | (.... - 1240)                         |
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                               |                                          
 _Tudur ap Ednyfed of GWYNEDD _|
| (1190 - 1278)                |
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|                              |_Tangwystle ferch Llywarch of UNKNOWN _|
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|                                                                         
|
|--Heilyn ap Tudur GWYNEDD 
|  (1230 - 1282)
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