Szarejki [ʂaˈrɛi̯ki] is a village in the administrative district of Gmina Kowale Oleckie, within Olecko County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 4 kilometres (2 mi) south of Kowale Oleckie, 13 km (8 mi) north-west of Olecko, and 131 km (81 mi) east of the regional capital Olsztyn.