St. Martin (German: Sankt Martin, Romansh: Sogn Martin) was a municipality of the district Surselva in the canton of Graubünden in Switzerland.
On 1 January 2015, the former municipality of St. Martin merged into the municipality of Vals.
St. Martin (German: Sankt Martin, Romansh: Sogn Martin) was a municipality of the district Surselva in the canton of Graubünden in Switzerland.
On 1 January 2015, the former municipality of St. Martin merged into the municipality of Vals.