Iorwerth ap Owain Drwyndwn
Iorwerth ap Owain was born in 1130 in Aberffraw, Anglsy, Wales.  He died at the age of 54 in 1184.

 Margaret Vech Madog
Margaret Vech was born about 1140 in Aberffraw, Anglsey, Wales.

 Llywelyn Fawr ap Iowerth
Llywelyn Fawr ap was born in 1173 in Aberffraw Castle, Aberconway, Wales.  He died at the age of 67 on April 11th, 1240 in Aberconway, Caernarvonshire, Wales.  He was buried in Conway.