Chojnica [xɔi̯ˈnit͡sa] is a village in the administrative district of Gmina Srokowo, within Kętrzyn County, Warmian-Masurian Voivodeship, in northern Poland, close to the border with the Kaliningrad Oblast of Russia. It lies approximately 6 kilometres (4 mi) south-west of Srokowo, 12 km (7 mi) north-east of Kętrzyn, and 78 km (48 mi) north-east of the regional capital Olsztyn.