Nieder Langenöls was formerly part of the German Empire. In the German Empire, the place was called Nieder Langenöls.
The place is now called Olszyny and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Nieder Langenöls | German Empire | Lauban | 1939 |
| Olszyny | Under Polish administration | Lubań | 1945 |
| Olszyny | Poland | Jelenia Góra | 1992 |