Gwehelog is a village settlement in the community of Llanarth, in Monmouthshire, south east Wales.

Gwehelog is located 2 miles (3.2 km) south of the village of Raglan and 2 miles (3.2 km) north of the town of Usk in very rural Monmouthshire.

[2] There is a Methodist chapel nearby, built in 1822, in a Gothic vernacular style.

[7] In May 2020 a man died, another was seriously injured, and a woman sustained leg injuries after an attack by a water buffalo kept at a farm near Gwehelog.

This article relating to a location in Monmouthshire is a stub.