Disnensky Uyezd

Disnensky Uyezd ("Дисненский уезд") was one of the seven subdivisions of the Vilna Governorate of the Russian Empire. It was situated in the northeastern part of the governorate (in present-day northern Belarus). Its administrative centre was Dzisna ("Disna"). The territory of Disnensky Uyezd corresponds to a part of the present-day Vitebsk Region.
Demographics.
At the time of the Russian Empire Census of 1897, Disnensky Uyezd had a population of 204,923. Of these, 81.1% spoke Belarusian, 10.1% Yiddish, 5.9% Russian, 2.4% Polish, 0.3% Lithuanian, 0.1% German and 0.1% Latvian as their native language.