Lumbrein was up on 31 December 2012 a municipality in the Val Lumnezia in the district of Surselva in the canton of Grisons in Switzerland. The village is about 15 km from Ilanz. The hamlet on the south side of Glenner hot Surin and Silgin.Am January 1, 2013 it merged with the municipalities Cumbel, Degen, Morissen, Suraua, Vignogn, Vella and Vrin merged to Lumnezia. More common surname in Lumbrein is Capaul.