Prince Llewelyn ap Seisyllt
Llewelyn was born about 0980 in Rhuddlan, Flintshire, Wales.  Llewelyn is no longer alive.

 Queen Angharad verch Maredydd
Angharad was born about 0982 in Deheubarth, Wales.

 King Gruffydd ap Llewelyn
Gruffydd was born about 1011 in Rhuddlan, Flintshire, Wales.  He died on August 5th, 1063.

 Princess Thurfrida of Wales
Thurfrida was born in Abberfaw Castle, Anglesley, Wales.  She died in 1103 in Bourne, Lincolnshire, England.