Llewellyn Of Wales Prince
Llewellyn was born about 1164 in Aberffraw Castle, , Anglesey, Wales.  He died on April 11th, 1240 in Aberconway, , Caernarvon, Wales.  He was buried in 1240 in , , , Wales.

 Joan Of England Princess
Joan was born about 1190 in , , , England.  She died on March 30th, 1237 in Aberconway, , Caernarvon, Wales.  She was buried in 1237.

 Margaret Verch Llewelyn
Margaret was born about 1202 in , , , North Wales.

 Helen Llewelyn Of North Wales
Helen Llewelyn was born about 1206 in Gwynedd, , , Wales.  She died before October 24th, 1253.  She was buried before October 24th, 1253.