CLYGYROG (CLEGYROG), a township, in the parish of LLANBADRIG, hundred of TALYBOLION, county of ANGLESEY, NORTH WALES, 6 miles (W. S. w.) from Amlwch, containing 427 inhabitants. This township, the name of which signifies rocky, or stony, as descriptive of the general character of the district, and that of Cemmes constitute the whole of the parish, and were formerly assessed separately for the support of their poor, but are now united for that object, though distinct for every other purpose.