Gruffudd ap Rhys

Gruffudd ap Rhys (c. 1090 – 1137) was Prince of Deheubarth, in Wales, and the son of Rhys ap Tewdwr. Gruffudd's sister was the Princess Nest ferch Rhys. He was the father of Rhys ap Gruffudd, known as 'The Lord Rhys', who was one of the most successful rulers of Deheubarth during this period.