Tewdwr "Mawr-The Great" ap Cadell
Tewdwr "Mawr-The Great" ap was born about 1000 in deheubarth, Wales.  Tewdwr "Mawr-The Great" ap is no longer alive.

 Rhys ap Tewdwr
Rhys was born about 1035 in deheubarth, Wales.  He died in 1093.¹