Sveti Lenart pri Veliki Nedelji was formerly part of the German Empire. In the German Empire, the place was called NN.
The place is now called NN and belongs to Slovenia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sanct Leonhard bei Gross Sonntag | Austro-Hungary | Pettau/Ptuj | before the Treaty of Saint-Germain |
| Sveti Lenart pri Veliki Nedelji | Austro-Hungary | Pettau/Ptuj | before the Treaty of Saint-Germain |
| Sveti Lenart pri Veliki Nedelji | Yugoslavia | Ptuj | after the Treaty of Saint-Germain |
| NN | German Empire | Pettau | 1941 |
| NN | Yugoslavia | Ptuj | 1945 |
| NN | Yugoslavia | Socialistična rep. Slovenija | 1992 |
| NN | Slovenia | Slowenien | 1991 |