Iowerth ap Rhiwallon ap Madog ap Cadwgon ap Rhirid ap Bleddyn ap Cynfyn ap Gwerystan ap Gwaithfoed ap Gwynnan ap Gwynnog "Farfsych" ap Lles "Llawddeog" ap Ceidio ap Corf ap Caenog ap Tegonwy ap Teon ap Gwineu "Deufreuddwyd" ap Bywyr "Lew" ap Bywde

• Preferred Name: Iowerth ap Rhiwallon ap Madog ap Cadwgon ap Rhirid ap Bleddyn ap Cynfyn ap Gwerystan ap Gwaithfoed ap Gwynnan ap Gwynnog "Farfsych" ap Lles "Llawddeog" ap Ceidio ap Corf ap Caenog ap Tegonwy ap Teon ap Gwineu "Deufreuddwyd" ap Bywyr "Lew" ap Bywde
  
• Gender: M
  
• Tribe Name: with note: Description: Rhirid ap Rhiwallon Google: Community Trees Project Genealogy - FamilySearch Wiki > “Welsh Medieval database Primarily of the Nobility and Gentry” submission MMDR-CFK Submitted by Sandra E. Oman1
  
• FSID: G7XL-NZH
  
• Death: Y
  
• Birth: 1250 in Montgomeryshire, Wales at LATI: N2.5628 LONG: E3.1493
  
• Notes:

  Patronymics of Wales. Only GIVEN Names. Do NOT combine!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  Google:
  Community Trees Project Genealogy - FamilySearch Wiki > “Welsh Medieval database Primarily of the Nobility and Gentry” submission MMDR-CFK Submitted by Sandra E. Oman1

1. Einion " Gethin" ap Iorwerth ap Rhiwallon ap Madog ap Cadwgon ap Rhirid ap Bleddyn ap Cynfyn ap Gwerystan ap Gwaithfoed ap Gwynnan ap Gwynnog "Farfsych" ap Lles "Llawddeog" ap Ceidio ap Corf ap Caenog ap Tegonwy ap Teon ap Gwineu "Deufreuddwyd" , b. ABT 1315 in of,,Montgomeryshire,Wales