Margred ferch Madog Fychan ap Madog ap Rhirid Children Margred ferch Llywelyn Ddû ap Gruffudd ab Iorwerth Foel Annes ferch Llywelyn Ddu ap Gruffudd ab Iorwerth Foel Maredudd ap Llywelyn Ddû ap Gruffudd of Maelor Saesneg Angharad ferch Llywelyn