‌Cadwgon ap and Catrin verch were married in a religious ceremony about 1294 in Wales.  They had six sons and two daughters, named Gruffudd "Dwnn" (Gethin) ap, Gruffudd "Efell" ap, Ieuan "Iscoed" ap, Iorwerth "Goch" ap, Hywel ap, Ifor ap, Jane verch and Jonet verch.