Riom-Parsonz is a former municipality in the Sursés in the district of Albula in the canton of Graubünden in Switzerland.

After the Fall of the Western Roman Empire, farmers and herders continued to live here during the Early Middle Ages.

In 840 it was personally owned by the king of Raetia Curiensis and a local administrative center.

Of the rest of the land, 1.1% is settled (buildings or roads) and the remainder (30%) is non-productive (rivers, glaciers or mountains).

Riom-Parsonz is located along the old road to the Julier pass and on a western terrace of the Oberhalbstein Range.

[6] In the 2007 federal election the most popular party was the CVP which received 29.4% of the vote.