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