Elystan Glodryad ("Glodrydd") ap Cuhelyn of Buillth
Elystan Glodryad, known as "Glodrydd", was born in Buillth, Breconshire, Wales.  He died in Cefndigoll, Wales.  He was buried in Trelystan, Gorddwr, Montgomeryshire, Wales.

 Gwenllian verch Einion
Gwenllian was born in Dynevor, Llandyfeisant, Carmarthenshire, Wales.

 Cadwgon ap Elystan of Buillth
Cadwgon was born in Buillth, Breconshire, Wales.