Safien is a former municipality in the district of Surselva in the Swiss canton of Graubünden.

Of the rest of the land, 0.8% is settled (buildings or roads) and the remainder (35.4%) is non-productive (rivers, glaciers or mountains).

The only other municipality in the sub-district was Tenna, which occupied the lower Safien valley.

The former municipality consists of the village of Safien-Platz (elevation: 1,350 m (4,430 ft)) and scattered hamlets and single farm houses throughout the valley.

The blazon of the municipal coat of arms is Gules a Cross gyronny Argent and Sable[4] It is based on the simple design of the sub-district, with different colors.