Mund (Swiss Standard German pronunciation: [mʊnd] ) is a former municipality in the district of Brig in the canton of Valais in Switzerland . On 1 January 2013 the former municipalities of Mund and Birgisch merged into the municipality of Naters .

Mund is first mentioned in 1259 as Munt. Until about 1800 it was normally known as Wyler and the last mention of that name was in 1850.

Before the merger, Mund had a total area of 40.2 km2 (15.5 sq mi). Of this area, 24.2% is used for agricultural purposes, while 20.3% is forested.