Pen-y-Bont-Fawr (or Penybontfawr[1]) is a small village and community in the Tanat valley in Montgomeryshire, Powys, Wales.

St Thomas's Church was built in 1855 in the Victorian Gothic style.

It is a Grade II listed building.

[3] Robert Ellis (1812–1875), bardic name Cynddelw, was a Welsh language poet, editor and lexicographer, He was born nearby at Tyn y Meini, Bryndreiniog.

This article about a location in Wales is a stub.