 Llywarch ap Hyfaidd

Llywarch ap Hyfaidd (died ) was a king of Dyfed from until its conquest around 904 by King Cadell of Ceredigion / Seisyllwg and his son Hywel.Upon Llywarch's death, the kingdom passed briefly to his brother Rhodri, but Hywel soon consolidated his rule, eventually merging Dyfed with his paternal inheritance as the new kingdom of Deheubarth.