Zdunowo [zduˈnɔvɔ] (German: Sadunen) is a village in the administrative district of Gmina Pisz, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 14 kilometres (9 mi) south-west of Pisz and 84 km (52 mi) east of the regional capital Olsztyn.