Markowy Wygon [marˈkɔvɨ ˈvɨɡɔn] is a village in the administrative district of Gmina Szudziałowo, within Sokółka County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Belarus. It lies approximately 6 kilometres (4 mi) south of Szudziałowo, 20 km (12 mi) south-east of Sokółka, and 35 km (22 mi) north-east of the regional capital Białystok.