Litwinki [litˈfiŋki] is a village in the administrative district of Gmina Kuźnica, within Sokółka County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus. It lies approximately 8 kilometres (5 mi) west of Kuźnica, 15 km (9 mi) north of Sokółka, and 53 km (33 mi) north-east of the regional capital Białystok.