Kaczyniec was formerly part of the German Empire. In the German Empire, the place was called Kaczyniec.
The place is now called Kaczyniec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kaczyniec | German Empire | Krotoschin | before the Versailles Treaty |
| Kaczyniec | Poland | Krotoszyn | after the Versailles Treaty |
| Kaczyniec | German Empire | Krotoschin | 1939 |
| Kaczyniec | Poland | Pleszew | 1945 |
| Kaczyniec | Poland | Kalisz | 1992 |