Rhodri ap Hywel (died 953 or 954) was a King of Deheubarth in South Wales, and a son of Hywel Dda, King of Deheubarth and Gwynedd, known for his codification of Welsh laws.

Rhodri came from a long line of intermarrying Welsh princely houses. His father Hywel Dda married Elen ferch Llywarch