Römerbad was formerly part of the German Empire. In the German Empire, the place was called Römerbad.
The place is now called Rimske Toplice and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Römerbad | Austro-Hungary | Cilli/Celje | before the Treaty of Saint-Germain |
| Rimske Toplice | Austro-Hungary | Cilli/Celje | before the Treaty of Saint-Germain |
| Rimske Toplice | Yugoslavia | Laško | after the Treaty of Saint-Germain |
| Römerbad | German Empire | Cilli | 1941 |
| Rimske Toplice | Yugoslavia | Celje | 1945 |
| Rimske Toplice | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Rimske Toplice | Slovenia | Slowenien | 1991 |