Bolshoye Voroshnino () is a rural locality (a village) in Verkhnevarzhenskoye Rural Settlement, Velikoustyugsky District, Vologda Oblast, Russia. The population was 16 as of 2002.Данные переписи 2002 года: таблица 2С. М.: Федеральная служба государственной статистики, 2004.
Geography Bolshoye Voroshnino is located 75 km southeast of Veliky Ustyug (the district's administrative centre) by road. Marilovo is the nearest rural locality.Расстояние от Большого Ворошнина до Великого Устюга
References