Randogne (French pronunciation: [ʁɑ̃dɔɲ]) is a former municipality in the district of Sierre in the canton of Valais in Switzerland . On 1 January 2017 the former municipalities of Chermignon , Mollens, Montana and Randogne merged to form the new municipality of Crans-Montana .

Randogne is first mentioned in 1224 as Randonni.

Randogne had an area, as of 2009, of 16.9 square kilometers (6.5 sq mi). Of this area, 4.43 km2 (1.71 sq mi) or 26.2% is used for agricultural purposes, while 5.24 km2 (2.02 sq mi) or 31.0% is forested. Of the rest of the land, 2.05 km2 (0.79 sq mi) or 12.1% is settled (buildings or roads), 0.04 km2 (9.9 acres) or 0.2% is either rivers or lakes and 5.07 km2 (1.96 sq mi) or 30.0% is unproductive land.