Mielniki [mjɛlˈniki] is a village in the administrative district of Gmina Korycin, within Sokółka County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 11 kilometres (7 mi) east of Korycin, 29 km (18 mi) west of Sokółka, and 38 km (24 mi) north of the regional capital Białystok.