Osiki [ɔˈɕiki] is a village in the administrative district of Gmina Orzysz, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 16 kilometres (10 mi) north-west of Orzysz, 32 km (20 mi) north of Pisz, and 85 km (53 mi) east of the regional capital Olsztyn.