Llewelyn 'Ddu' ap Gruffudd Peerage person ID=430468 (b. 1300) Parents Gwerful ferch Madog ap Maredudd ap Llywelyn Fychan Gruffudd Children Angharad ferch Llywelyn Maredudd ap Llywelyn Ddû ap Gruffudd of Maelor Saesneg Margred ferch Llywelyn Ddû ap Gruffudd ab Iorwerth Foel Annes ferch Llywelyn Ddu ap Gruffudd ab Iorwerth Foel