Zielona [ʑɛˈlɔna] is a village in the administrative district of Gmina Grabówka, within Białystok County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 8 kilometres (5 mi) south of Supraśl and 11 km (7 mi) north-east of the regional capital Białystok. Until January 2025 it was part of Gmina Supraśl.