Datelov was formerly part of the German Empire. In the German Empire, the place was called Todlau.
The place is now called NN and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Todlau | Austro-Hungary | Klattau | before the Treaty of Saint-Germain |
| Datelov | Austro-Hungary | Klattau | before the Treaty of Saint-Germain |
| Todalov | Austro-Hungary | Klattau | before the Treaty of Saint-Germain |
| Datelov | Czechoslovakia | Klatovy | after the Treaty of Saint-Germain |
| Todlau | Czechoslovakia | Klatovy | after the Treaty of Saint-Germain |
| Todlau | German Empire | Markt Eisenstein | 1938 |
| Datelov | Czechoslovakia | Klatovy | 1945 |
| Datelov | Czechoslovakia | Klatovy | 1992 |
| NN | Czech Republic | Klatovy | 1993 |