Llewelyn ap Iorwerth
Llewelyn ap was born in 1173 in Aberffraw Castle, Aberffraw, Wales.  He died at the age of 67 on April 11th, 1240 in Aberconway, Carnarvonshire, Wales.

 Joan Plantagenet
Joan was born in 1188 in London, Middlesex, England.  She died at the age of 49 in February 1237 in Abner, Carnarvonshire County, Wales.

 Gladys ferch Llewellyn
Gladys ferch was born about 1194 in Gwynedd, Wales.  She died in 1251 in England.

 Margaret verch Llewelyn
Margaret was born in 1202 in Caernarvonshire, Wales.  She died at the age of 63 in 1265 in Clifford Castle, Herefordshire, England.  She was buried in Aconbury Church, Herefordshire, England.