Chełmek was formerly part of the German Empire. In the German Empire, the place was called Chelmek.
The place is now called Chełmek and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Chełmek | Austro-Hungary | Krenau/Chrzanów | before the Treaty of Saint-Germain |
| Chełmek | Poland | Chrzanów | after the Treaty of Saint-Germain |
| Chelmek | German Empire | Chrzanow/Krenau | 1939 |
| Chełmek | Poland | Chrzanów | 1945 |
| Chełmek | Poland | Bielsko | 1992 |