Llywelyn ap Madog

Parents

• Susanna ferch Gruffudd
• Madog ap Maredudd

Children

Siblings

• Owain Fychan ap Madog ap Maredudd ap Bleddyn, lord of Mechain Is y Coed
• Owain Fychan
• Gwenllian ferch Madog ap Maredudd ap Bleddyn
• Efa ferch Madog
• Efa ferch Madog ap Maredudd ap Bleddyn
• Gruffydd Maelor I
• Marared ferch Madog
• Cynwrig Efell ap Madog ap Maredudd ap Bleddyn ap Cynfyn, lord of Y Glwysegl
• Einion Efell ap Madog ap Maredudd, lord of Cynllaith
• Owain Brogyntyn