King Lear of Britain
Lear was born in 0055 BC.  He died about 0010.

 Lweriadd verch Beli
Lweriadd was born in 0073 BC.

 King Bran Fendigaid (Bran the Blessed) of Siluria
Bran Fendigaid, known as Bran the Blessed, was born in 0033 BC.  He died about 0052.