Lubiejki [luˈbjɛi̯ki] is a village in the administrative district of Gmina Milejczyce, within Siemiatycze County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 9 kilometres (6 mi) north-west of Milejczyce, 20 km (12 mi) north-east of Siemiatycze, and 62 km (39 mi) south of the regional capital Białystok.