Klein-Sehren was formerly part of the German Empire. In the German Empire, the place was called Klein Sehren.
The place is now called Dziarnówko and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Klein-Sehren | German Empire | Rosenberg i. Westpr. | before the Versailles Treaty |
| Klein Sehren | German Empire | Rosenberg i. Westpr. | after the Versailles Treaty |
| Klein Sehren | German Empire | Rosenberg i. Westpr. | 1939 |
| Klein Sehren | German Empire | Rosenberg i. Westpr. | 1939 |
| Dziarnówko | Under Polish administration | Susz | 1945 |
| Dziarnówko | Poland | Olsztyn | 1992 |