Llewelyn De Lorwerth
Llewelyn was born in 1173 in Aberffraw Castle, Caernarvonshire, Wales.¹   He died  due to Heart disease. at the age of 67 on April 11th, 1240 in Aberconwy, Arllechwedd Isaf, Caernarvonshire, Wales.¹ 

 Gwenllian Of Brynffenigl Verch Ednyfed Fychan

 Gruffydd ap Llywelyn Fawr Lord Lleyn
Gruffydd ap Llywelyn Fawr was born in of Caernarvonshire, Wales.¹   He died  due to Killed in a fall climbing out of his chamber in the Tower of London. in Tower of London, London, England.¹