Trokajny [trɔˈkai̯nɨ] is a village in the administrative district of Gmina Łukta, within Ostróda County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 8 kilometres (5 mi) north of Łukta, 21 km (13 mi) north-east of Ostróda, and 27 km (17 mi) west of the regional capital Olsztyn.