| Pierwój | |
|---|---|
| Settlement | |
| Country |
|
| Voivodeship | Warmian-Masurian |
| County | Olsztyn County |
| Gmina | Biskupiec |
| Population | 23 |
Pierwój [ˈpjɛrvui̯] (German: Pierwoy) is a settlement in the administrative district of Gmina Biskupiec, within Olsztyn County, Warmian-Masurian Voivodeship, in northern Poland.
Before 1945 the area was part of Germany (East Prussia).
The settlement has a population of 23.
Coordinates: 53°48′38″N 21°06′15″E / 53.81056°N 21.10417°E