Deutschkruschin was formerly part of the German Empire. In the German Empire, the place was called Deutschkruschin.
The place is now called Kruszyn Królewski and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Deutsch-Kruschin | German Empire | Bromberg | before the Versailles Treaty |
| Kruszyn Kraiński | Poland | Bydgoszcz | after the Versailles Treaty |
| Deutschkruschin | German Empire | Bromberg | 1939 |
| Kruszyn Krajeński | Poland | Bydgoszcz | 1945 |
| Kruszyn Królewski | Poland | Bydgoszcz | 1992 |