This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Olsztyn Voivodeship" – news · newspapers · books · scholar · JSTOR (December 2009) (Learn how and when to remove this template message)
Olsztyn Voivodeship (Polish: województwo olsztyńskie) was an administrative division and unit of local government in Poland in the years 1945–75, and a new territorial division between 1975–1998, superseded by Warmian-Masurian Voivodeship. Its capital city was Olsztyn.
From 1945 to 1975 the Olsztyn Voivodeship covered a larger area.
