Šent Janž na Dolenjskem was formerly part of the German Empire. In the German Empire, the place was called Merleinsraut.
The place is now called Šentjanž and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Johannisthal | Austro-Hungary | Gurkfeld/Krško | before the Treaty of Saint-Germain |
| Dvor | Austro-Hungary | Gurkfeld/Krško | before the Treaty of Saint-Germain |
| Šent Janž | Austro-Hungary | Gurkfeld/Krško | before the Treaty of Saint-Germain |
| Šent Janž na Dolenjskem | Yugoslavia | Krško | after the Treaty of Saint-Germain |
| Merleinsraut | German Empire | Trifail | 1941 |
| Šentjanž | Yugoslavia | Trbovlje | 1945 |
| Šentjanž | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| Šentjanž | Slovenia | Slowenien | 1991 |