Dafydd Mathew
Dafydd was born about 1411 in Of Llandaf Court, Cibwr, Glamorgan, Wales.  He died after 1494.  He was buried in St. Mary's, Llandaf, Glamorgan, Wales.

 Gwenllian Verch Dafydd
Gwenllian Verch was born about 1411 in Of Abergavenny, Gwent Uwch Coed, Monmouthshire, England.

 Thomas I Mathew
Thomas I was born in 1438 in Of Llandaf Court, Cibwr, Glamorgan, Wales.  He died at the age of 32 in 1470.  He was buried in St. Marks Gaunts, Bristol, Gloucestershire, England.