Pedrafita do Cebreiro is a municipality in the province of Lugo in Galicia, Spain. It borders the Lugo municipalities of As Nogais, Cervantes, Folgoso do Courel, Samos and Triacastela. Its eastern boundary borders the province of León. It belongs to the comarca of Os Ancares.
The French Way of the Way of St. James enters Galicia from León through the municipality and passes through the village of O Cebreiro. The village has some pallozas, including one that houses a small ethnographic museum. The Royal St. Mary's Church, also known as the Church of St. Benedict, was built in O Cebreiro in 1965–71 on the foundations of a pre-Romanesque church rediscovered in 1962.