Ober-Otok was formerly part of the German Empire. In the German Empire, the place was called Unterotok.
The place is now called Spodnji Otok and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ober-Otok | Austro-Hungary | Radmannsdorf/Radovljica | before the Treaty of Saint-Germain |
| Unter-Otok | Austro-Hungary | Radmannsdorf/Radovljica | before the Treaty of Saint-Germain |
| Zgornji Otok | Austro-Hungary | Radmannsdorf/Radovljica | before the Treaty of Saint-Germain |
| Spodnji Otok | Austro-Hungary | Radmannsdorf/Radovljica | before the Treaty of Saint-Germain |
| Zgornji Otok | Yugoslavia | Radovljica | after the Treaty of Saint-Germain |
| Spodnji Otok | Yugoslavia | Radovljica | after the Treaty of Saint-Germain |
| Oberotok | German Empire | Radmannsdorf | 1941 |
| Unterotok | German Empire | Radmannsdorf | 1941 |
| Zgornji otok | Yugoslavia | Kranj | 1945 |
| Spodnji otok | Yugoslavia | Kranj | 1945 |
| Zgornji Otok | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Spodnji Otok | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Zgornji Otok | Slovenia | Slowenien | 1991 |
| Spodnji Otok | Slovenia | Slowenien | 1991 |