King Lleirwg Mawr ("Good King Lucis the Great-Great Light-Luminary") Lucius of Britain
Lleirwg Mawr, known as "Good King Lucis the Great-Great Light-Luminary", was born in 0120 in Britain.  He died at the age of 81 on December 3rd, 0201 in St. Mary Le Lode, Gloucester, England.

 Gwladys ferch Eurgen of Siluria
Gwladys was born in 0150.

 Prince Cadfan of Cumbria
Cadfan was born in 0188.

 Gladys ("the Younger") verch Lleuver
Gladys, known as "the Younger", was born in 0192.

 Cadwalladr ap Lewfer Mawr

 Keribir

 Eurgen