Iorwerth Drwyndwyn

____ - 1174

• OCCUPATION: Prince of Gwynedd
  
• DEATH: 1174

1. +Llywelyn ap Iorwerth

                                                              _Cynan ap Iago ______+
                                                             | (.... - 1060)       
                           _Gruffydd ap Cynan _______________|
                          | (.... - 1137) m 1095             |
                          |                                  |_Ragnhild of Dublin _+
                          |                                                        
 _Owain ap Gruffydd ______|
| (1100 - 1170)           |
|                         |                                   _Owain ap Edwin _____+
|                         |                                  | (.... - 1105)       
|                         |_Angharad of Deheubarth __________|
|                           (.... - 1162) m 1095             |
|                                                            |_____________________
|                                                                                  
|
|--Iorwerth Drwyndwyn 
|  (.... - 1174)
|                                                             _____________________
|                                                            |                     
|                          _Llywarch ap Trahearn ap Caradog _|
|                         |                                  |
|                         |                                  |_____________________
|                         |                                                        
|_Gwladus verch Llywarch _|
                          |
                          |                                   _____________________
                          |                                  |                     
                          |__________________________________|
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