Kopanki [kɔˈpanki] is a village in the administrative district of Gmina Purda, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 11 kilometres (7 mi) south-west of Purda and 20 km (12 mi) south-east of the regional capital Olsztyn. It is located in Warmia.

Before 1772 the area was part of Kingdom of Poland, in 1772–1871 of Prussia, in 1871–1945 of Germany, and since 1945 of Poland.