Ruś [ruɕ] is a village in the administrative district of Gmina Stawiguda, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland.

[2] It lies approximately 8 kilometres (5 mi) north-east of Stawiguda and 11 km (7 mi) south of the regional capital Olsztyn.

The village has several historic houses, an old water mill and a Warmian old wayside shrine.

Located in the lands of the Teutonic Order, the area was ceded to Poland in 1466.

This Olsztyn County location article is a stub.