Domanowo is a village in the administrative district of Gmina Brańsk, within Bielsk County, Podlaskie Voivodeship, in eastern Poland.
History According to the 1921 census, the village was inhabited by 453 people, among whom 444 were Roman Catholic, 6 were Jewish, and 3 were Orthodox. At the same time, 444 inhabitants declared Polish nationality, 6 declared Jewish nationality and 3 declared Belarusian nationality. There were 70 residential buildings in the village.Skorowidz miejscowości Rzeczypospolitej Polskiej: opracowany na podstawie wyników pierwszego powszechnego spisu ludności z dn. 30 września 1921 r. i innych źródeł urzędowych., t. T. 5, województwo białostockie, 1924, p. 19.
Four Polish citizens were murdered by Nazi Germany in the village during World War II.
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