Teolin [tɛˈɔlin] is a village in the administrative district of Gmina Janów, within Sokółka County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 5 kilometres (3 mi) south of Janów, 19 km (12 mi) west of Sokółka, and 35 km (22 mi) north of the regional capital Białystok.