Gruffudd ap Cynwrig Efell

Parents

• Cynwrig Efell ap Madog ap Maredudd ap Bleddyn ap Cynfyn, lord of Y Glwysegl

Children

Siblings

• Madog ap Cynwrig Efell ap Madog ap Maredudd
• Llywelyn ap Cynwrig Efell ap Madog ap Maredudd ap Bleddyn ap Cynfyn
• Ieuaf (?)
• Richard