Le Bono (French pronunciation: [lə bɔno]; Breton: Ar Bonoù) is a commune in the Morbihan department of Brittany in northwestern France.

The town was known popularly as Le Bono before the official name change and this was the name used on the road signs.

Inhabitants of Le Bono are called Bonovistes in French.

The municipality launched a linguistic plan through Ya d'ar brezhoneg on 17 November 2008.

This Morbihan geographical article is a stub.