Question: When did Madog Ap Maredudd's father die?
Sentence (from "Iowerth Goch ap Maredudd"): Iowerth married Maud de Manly, who gave him two sons, Gruffydd Vychan( c.1150), and Hywell ap Iowerth He had one brother Hywel ap Maredudd and two half- brothers, Madog ap Maredudd and Gruffydd ap Maredudd.
Relevant evidence: No