Back Trahaearn ap Caradog Breton Trahaearn ap Caradog Welsh Trahern ap Caradog German Trahaearn ap Caradog Spanish Trahaearn ap Caradog French Trahaearn ap Caradog Italian Trahaearn ap Caradog Dutch Trahaearn ap Caradog NB Трахайарн ап Карадог Russian Trahaearn ap Caradog Serbo-Croatian
Trahaearn ap Caradog (1044–1081) was a King of Gwynedd. Trahaearn was a son of Caradog ap Gwyn, ruler of Arwystli (in the south of present-day Montgomeryshire, Wales), a small state, on the south-western border between Gwynedd and Powys. He was born in 1044 in Arwystli, and died in 1081 in Mynydd Carn in Pembrokeshire, at the Battle of Mynydd Carn.