Wielin was formerly part of the German Empire. In the German Empire, the place was called Vellin.
The place is now called Wielin and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Vellin | German Empire | Schlawe i.Pom. | 1939 |
| Wielin | Under Polish administration | Sławno | 1945 |
| Wielin | Poland | Koszalin | 1992 |