Daughter Cynfyn
- Yes, date unknown
Generation: 1
Generation: 3
Generation: 4
1. Daughter Cynfyn (daughter of Cynfyn Ap Gwerystan King of Powys and Angharad Ferch Maredudd Queen of Powys); and died.
2. Cynfyn Ap Gwerystan King of Powys (son of Gwerstan); and died. Cynfyn + Angharad Ferch Maredudd Queen of Powys. Angharad (daughter of Maredudd Ap Owain Prince of Deheubarth and Astritha) and died. [Group Sheet] [Family Chart]
3. Angharad Ferch Maredudd Queen of Powys (daughter of Maredudd Ap Owain Prince of Deheubarth and Astritha); and died. Children:
- Rhiwallon Ap Cynfyn died in 1070.
- 1. Daughter Cynfyn and died.
- Bleddyn Ap Cynfyb Prince of Deheubath was born about 1025; died in 1075 in Powys Castle.
Generation: 3
4. Gwerstan (son of of Powys); and died. Children:
- 2. Cynfyn Ap Gwerystan King of Powys and died.
6. Maredudd Ap Owain Prince of Deheubarth (son of Owain Ap Hywel Dha King of S Wales and Anghard Frech Llewelyn Queen of Powys); died in 999. Maredudd + Astritha. and died. [Group Sheet] [Family Chart]
7. Astritha and died. Children:
- Cadwallon Ap Maredudd and died.
- 3. Angharad Ferch Maredudd Queen of Powys and died.
Generation: 4
8. of Powys (son of of Powys); and died. Children:
- 4. Gwerstan and died.
12. Owain Ap Hywel Dha King of S Wales (son of Hywell Dda Ap Cadell Prince of Deheubarth and Elen); died about 987. Owain + Anghard Frech Llewelyn Queen of Powys. Anghard (daughter of Llewelyn Ap Mervyn) and died. [Group Sheet] [Family Chart]
13. Anghard Frech Llewelyn Queen of Powys (daughter of Llewelyn Ap Mervyn); and died. Children:
- Einon Ap Owain died in 984.
- 6. Maredudd Ap Owain Prince of Deheubarth died in 999.
- Cadwallon Ap Owain and died.
- Idwallon Ap Owain and died.