Šmartno pri Slovenjem Gradcu was formerly part of the German Empire. In the German Empire, the place was called Hartenstein.
The place is now called Šmartno and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sanct Martin bei Windischgraz | Austro-Hungary | Windischgraz/Slovenji Gradec | before the Treaty of Saint-Germain |
| Sveti Martin pri Slovenjem Gradcu | Austro-Hungary | Windischgraz/Slovenji Gradec | before the Treaty of Saint-Germain |
| Šmartno pri Slovenjem Gradcu | Yugoslavia | Slovenj Gradec | after the Treaty of Saint-Germain |
| Hartenstein | German Empire | Marburg an der Drau | 1941 |
| Šmartno pri Slovenjem Gradcu | Yugoslavia | Maribor | 1945 |
| Šmartno pri Slovenjem Gradcu | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Šmartno | Slovenia | Slowenien | 1991 |