Kopydłówek was formerly part of the German Empire. In the German Empire, the place was called Baltersbach.
The place is now called Kopydłówek and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kopydlowek, Dwor | Russian Empire | Slupcy | 1914 |
| Kopydłówek, Dwór | Poland | Konin | 1921 |
| Kopydłówek | German Empire | Konin | 1939 |
| Baltersbach | German Empire | Konin | 1939 |
| Kopydłówek | Poland | Konin | 1945 |
| Kopydłówek | Poland | Konin | 1992 |