Nielsen Hayden genealogy
Gruffudd ab Owain Brogyntyn ap Madog ap Maredudd
( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Gruffudd ab Owain Brogyntyn ap Madog ap Maredudd [1]
- Jonet Say
- 2 Madog ap Gruffudd ab Owain Brogyntyn ap Madog [1.1] b. Abt 1200
- Jonet Say