Sir Dafydd Gam ap Llewelyn
Sir Dafydd Gam ap was born in 1361 in Peutun, Llan-ddew, Breconshire, Wales.  He died at the age of 54 in 1415 in Agincourt, France.

 Gwenllian verch Gwilym
Gwenllian verch was born in 1370 in Peutun, Llan-ddew, Breconshire, Wales.  Gwenllian verch is no longer alive.

 Gwladys Gam verch Dafydd
Gwladys Gam verch was born in 1405 in Peutun, Llan-ddew, Breconshire, Wales.  She died at the age of 49 in 1454 in Ragland Castle, Usk, Monmouthshire, Wales.