Kestrup was formerly part of the German Empire. In the German Empire, the place was called Kjestrup (b. Jägerup).
The place is now called Kestrup and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kjestrup (b. Jägerup) | German Empire | Hadersleben | before the Versailles Treaty |
| Kestrup | Denmark | Haderslev | after the Versailles Treaty |
| Kestrup | Denmark | Sønderjylland | 1993 |