Lord Thomas ap Llewelyn of Iscoed
Thomas was born in 1310 in Treffgarne, Haverfordwest, Pembrokeshire, Wales.  He died at the age of 34 in 1344 in Is Coed, Cardiganshire, Wales.

 Eleanor verch Philip
Eleanor was born in 1318 in Is Coed, Cardiganshire, Wales.

 Elen verch Thomas
Elen was born in 1337.

 Marared verch Thomas
Marared was born about 1340 in Coed, Cardiganshire, Wales.