Barna is a coastal village on the R336 regional road in Connemara, County Galway, Ireland. It has become a satellite village of Galway city. The village is Irish speaking and is therefore a constituent part of the regions of Ireland that make up the Gaeltacht.
Barna has a population of over 1,998 people. Barna also forms part of the wider Galway metropolitan area which has a population of over 94,075 people.
Barna is twinned with Esquibien, Brittany, France.