Ejszeryszki [ɛi̯ʂɛˈrɨʂki] is a village in the administrative district of Gmina Rutka-Tartak, within Suwałki County, Podlaskie Voivodeship, in north-eastern Poland, close to the border with Lithuania. It lies approximately 33 kilometres (21 mi) north of Suwałki and 141 km (88 mi) north of the regional capital Białystok.