CiLMARGH (CIL-Y-MARCH), a hamlet, joint with Iscoed, in the parish of LLANDEVEYLOG, hundred of KIDWELLY, county of CARMARTHEN, SOUTH WALES, 51 miles (8. by W.) from Carmarthen, containing, with Iscoed, 162 inhabitants. It is situated dose to the left bank of the river Towy, near its mouth, and contains a few respectable residences, standing on the gentle elevations within view of that river.