Sumki [ˈsumki] (German: Sumken) is a settlement in the administrative district of Gmina Orzysz, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) north of Orzysz, 28 km (17 mi) north of Pisz, and 96 km (60 mi) east of the regional capital Olsztyn.