Larmor-Plage (French pronunciation: [laʁmɔʁ plaʒ]; Breton: An Arvor) is a commune in the Morbihan department of Brittany in north-western France.

It was almost completely destroyed in World War II.

Larmor-Plage is twinned with the town of Youghal in County Cork, Ireland.

The church Notre-Dame-de-Larmor is located in the centre of the town.

The nautical centre of Kerguelen is the first school of sailing in France.