Bielino was formerly part of the German Empire. In the German Empire, the place was called Unterwalden.
The place is now called Pieńki Ośnickie and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Bielino | Russian Empire | Plock | 1914 |
| Wirginia | Russian Empire | Plock | 1914 |
| Pienki Osnickie | Russian Empire | Plock | 1914 |
| Bielino | Poland | Płock | 1919 |
| Wirginia | Poland | Płock | 1919 |
| Pieńki Ośnickie | Poland | Płock | 1919 |
| Unterwalden | German Empire | Schröttersburg | 1939 |
| Bielino | Poland | Płock | 1945 |
| Wirginia | Poland | Płock | 1945 |
| Ośnica-Pieńki | Poland | Płock | 1945 |
| Bielino | Poland | Płock | 1992 |
| Wirginia | Poland | Płock | 1992 |
| Pieńki Ośnickie | Poland | Płock | 1992 |