Dederuy () is a rural locality (a village) in Levichanskoye Rural Settlement, Kosinsky District, Perm Krai, Russia. The population was 8 as of 2010. There is 1 street.
Geography Dederuy is located 39 km southeast of Kosa (the district's administrative centre) by road. Levichi is the nearest rural locality.Расстояние от Дедеруя до Косы
References