Belmullet or
Béal an Mhuirthead (
Irish for "mouth of the Mullet [Peninsula]") is a coastal
Gaeltacht town with a population of around 1,000 on the
Mullet Peninsula in the
barony of
Erris,
County Mayo,
Ireland. It is the commercial and cultural heart of the barony of Erris, which has a population of almost 10,000.