Dubno, Podlaskie Voivodeship
Dubno is a village in the administrative district of Gmina Boćki, within Bielsk County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately east of Boćki, south of Bielsk Podlaski, and south of the regional capital Białystok.
In early 17th century, voivode Mikołaj Sapieha erected a mansion in Dubno with four steeples, utterly destroyed during the Swedish Deluge. In late 18th century, the Potocki family built there one of the first sugar refinery plants in Poland.
According to the 1921 census, the village was inhabited by 317 people, among whom 12 were Roman Catholic, 292 Orthodox, 9 Mosaic and 4 different. At the same time, 10 inhabitants declared Polish nationality, 298 Belarusian and 9 Jewish. There were 31 residential buildings in the village.