Griffith, the son of lestyn, of Coetty, had a son named Meyryg who excelled all his contemporaries in noble and military accomplishments, whence originated the proverb, "Meyryg's name is a great name."
This Meyryg had a son named Morgan... 1
Marriage Information:
The name of Meurig's wife is not known.
Sources
1 See notes under Meurig's grandfather, Iestyn ap Gwrgan.