Gronwy of Trecastell
Gronwy of was born in Trecastell, Llangoed, Anglesey, Wales.

 Catrin verch Madog
Catrin verch was born about 1249 in Nant-Y-Dulais, Glamorganshire, Wales.  Catrin verch is no longer alive.

 Rhun ap Gronwy
Rhun ap was born in Cibwr, Senghennydd, Glamorganshire, Wales.