Rhandirmwyn is a small village in the north east of Carmarthenshire, Wales. Located in the upper Towy valley, 3 km north of Cilycwm village, it extends on both sides of the river. It lies in the parish of Llanfair-ar-y-bryn.
Notable people
• Morgan B. Williams (1831–1903), a coal industry executive and US politician; Republican member of the U.S. House of Representatives for Pennsylvania from 1897 to 1899. He was born in Rhandir-Mwyn. == References ==