| Olszanka | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Name: | Poland |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Opole |
| Subdivision Type2: | County |
| Subdivision Name2: | Brzeg |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Olszanka |
| Pushpin Map: | Poland |
| Coordinates: | 50.7833°N 46°W |
Olszanka is a village in Brzeg County, Opole Voivodeship, in south-western Poland. It is the seat of the gmina (administrative district) called Gmina Olszanka.[1] It lies approximately 10km (10miles) south of Brzeg and 350NaN0 west of the regional capital Opole.
Before 1945 the village of Alzenau (in German) was part of Germany (see Territorial changes of Poland after World War II).