Nielsen Hayden genealogy
Ancestors of Owain Cyfeiliog ap Gruffudd ap Maredudd ap Bleddyn ap Cynfyn
Abt 1130 - 1197 (~ 67 years) ┌── Gwerystan (Abt 955 - ??)
┌── Cynfyn ap Gwerystan (Abt 1000 - ??)
┌── Bleddyn ap Cynfyn, King of Gwynedd & Powys ( - 1075)
│ │ ┌── Maredudd ap Owain ( - 999) =>
│ └── Angharad ferch Maredudd
│
┌── Maredudd ap Bleddyn ap Cynfyn (of Powys, Wales - 1132)
│ │
│ │ ┌── Cillin y Blaidd Rhudd
│ └── Haer ferch Cillin
│
│ │
│ │ ┌── Einudd ap Morien ap Morgeneu ab Elystan ap Gwaithfoed (Abt 1070 of Dyffryn Clwdd,
│ │ │ Denbighshire, Wales - ??)
│ │ │ Denbighshire, Wales - ??)
│ └── Hunydd ferch Einudd
│
Owain Cyfeiliog ap Gruffudd ap Maredudd ap Bleddyn ap Cynfyn (Abt 1130 -
1197 Monastery of Strata Marcella, Welshpool, Montgomeryshire, Wales)
1197 Monastery of Strata Marcella, Welshpool, Montgomeryshire, Wales)