Münster-Geschinen is a former municipality in the district of Goms in the canton of Valais in Switzerland . It was formed in 2004, from the union of the municipalities of Münster and Geschinen. On 1 January 2017, the former municipalities of Münster-Geschinen, Blitzingen , Grafschaft, Niederwald and Reckingen-Gluringen merged into the new municipality of Goms.

Münster is first mentioned in 1221 as Musterium. Geschinen is first mentioned in 1327 as Gessinon.

Münster-Geschinen had an area, as of 2011, of 48.6 square kilometers (18.8 sq mi).