Ryn Reszelski [ˈrɨn rɛˈʂɛlski] is a village in the administrative district of Gmina Kolno, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) north of Kolno and 44 km (27 mi) north-east of the regional capital Olsztyn.