Carwyn lives in Llanfairpwll, which is the village with the longest name in the world, and he is one of the most excellent treble singers of the last 10 years who came from Anglesey. After Carwin had made his mark in the local competitions, National Urdd and the Royal National Eisteddfod he became nationally known. These successes were followed by a second prize in the Llangollen 1994 international Eisteddfod and a concert tour of Germany as guest soloist with the choir Hogia'r Ddwylan. Carwyn also wrote songs for a group of bands in which he plays drums.