Riom-Parsonz is a former municipality in the Sursés in the district of Albula in the canton of Graubünden in Switzerland . It was created from the 1979 union of the villages of Riom and Parsonz. On 1 January 2016 the former municipalities of Bivio , Cunter , Marmorera , Mulegns , Riom-Parsonz, Salouf , Savognin , Sur and Tinizong-Rona merged to form the new municipality of Surses .

Riom-Parsonz was created from the 1979 union of the municipalities of Parsonz and Riom. Riom is first mentioned in 841 as villa Riamio and in German it was known as Reams. The other half, Parsonz is first mentioned in 1156 as Presan and in German it was known as Präsanz.