Szeszki [ˈʂɛʂki] is a village in the administrative district of Gmina Kowale Oleckie, within Olecko County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) north-west of Kowale Oleckie, 20 km (12 mi) north-west of Olecko, and 129 km (80 mi) east of the regional capital Olsztyn.