Marared´s parentage and marriage are recorded in a manuscript now at Jesus College "Marareda merch Madawc m Maredud". 1
Marriage Information:
Marared married Iorwerth "Drynndwn" AB OWAIN, Prince of Gwynedd, son of Owain AP GRUFFYDD, King of Gwynedd and Gwladus FERCH LLYWARCH. (Iorwerth "Drynndwn" AB OWAIN died in 1174.)
Sources
1 Foundation for Medieval Genealogy, Medlands: Marared.