Notes:

MATHEW GENEALOGICAL RESEARCH FOUNDATION <>

Gwilym, born 1125 was Lord of Gwent, married Gwenllian ferch Hywel of Caerleon of the line of Rhydd ap Iestyn,
born 1129 in Caerleon, Monmouth, England.
* Llywarch
* Gwenllian, married Walter Winter
* Seisyllt, the eldest son, born abt. 1150 in Glamorgan, Wales (some sources including "The Genealogies Of
Glamorgan" state Seisyllt is next in line in the Mathew genealogy but, Welsh Genealogies state Ieuan)
* Ieuan, (next), born abt. 1155 in Ystrad, Glamorgan, Wales

Family/Spouse: UNKNOWN. [Group Sheet] [Family Chart]