Lichtajny [lixˈtai̯nɨ] is a village in the administrative district of Gmina Olsztynek, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) south-west of Olsztynek and 32 km (20 mi) south-west of the regional capital Olsztyn.