Ulkebøl (Sønderborg-Ulkebøl) was formerly part of the German Empire. In the German Empire, the place was called Ulkebüll.
The place is now called Ulkebøl (Sønderborg-Ulkebøl) and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ulkebüll | German Empire | Sonderburg | before the Versailles Treaty |
| Ulkebøl | Denmark | Sønderborg | after the Versailles Treaty |
| Ulkebøl (Sønderborg-Ulkebøl) | Denmark | Sønderjylland | 1993 |