Gausdal is a municipality in Oppland county, Norway. It is part of the traditional region of Gudbrandsdal. The administrative centre of the municipality is the village of Segalstad Bru. Follebu is a township and sub-parish in eastern Gausdal.Logging, farming, and tourism are important occupations in the municipality.
The Old Norse form of the name was Gausdalr. The first element is the river name Gausa and the last element is dalr which means "valley" or "dale". The river name is derived from the verb gjósa which means "stream forcefully".The coat-of-arms is from modern times. They were granted on 19 September 1986. The arms show the typical shape of one of the main mountains in the municipality, Skeikampen.