|Gwenhwyfar verch Adda Goch
Gwenhwyfar verch Adda Goch
Source: A Genealogical and Heraldic Dictionary of the Landed Gentry of Great Britain & Ireland" by John Burke & John Bernard Burke, vol. I (London, 1847), p. 506
Gwenhwyfar married Daffyd ap Ednyfed Gam ap Iorwerth Voel, son of Ednyfed Gam ap Iorwerth Voel of Pen Gwern and Unknown.