Wojnówka [vɔi̯ˈnufka] is a village in the administrative district of Gmina Dubicze Cerkiewne, within Hajnówka County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus. It lies approximately 8 kilometres (5 mi) south-east of Dubicze Cerkiewne, 16 km (10 mi) south of Hajnówka, and 62 km (39 mi) south of the regional capital Białystok.