Pen-y-graig

Pen-y-graig (Welsh for lit. 'Head of the rock') may refer to one of these places in Wales:


 * Pen-y-graig (electoral ward), electoral ward in Rhondda Cynon Taf
 * Penygraig, village and community in Rhondda Cynon Taf
 * Pen-y-graig, Carmarthenshire, area of Llanelli, Carmarthenshire
 * Pen-y-graig, Gwynedd, village in Gwynedd
 * Pen-y-graig-goch, SSSI in Carmarthenshire
 * Creigiau Pen y Graig, SSSI in Ceredigion
 * Ffridd Pen-y-Graig, hill in Powys
 * Pen-y-Graig-fawr, hill in Powys
 * Mynydd Pen-y-graig, hill in Rhondda Cynon Taf