Nerwik [ˈnɛrvik] is a village in the administrative district of Gmina Purda, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland.

[2] It lies approximately 9 kilometres (6 mi) north-east of Purda and 22 km (14 mi) east of the regional capital Olsztyn.

It is located within Warmia.

Nerwik is the birthplace of Polish jurist, publicist and activist Brunon Openkowski [pl] (1887–1952).

This Olsztyn County location article is a stub.