Leskau was formerly part of the German Empire. In the German Empire, the place was called Lestkov.
The place is now called -Lestkov (Radostná pod Kozákovem-) and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Leskow | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Leskov | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Lestkov | Czechoslovakia | Turnov | after the Treaty of Saint-Germain |
| Leskau | German Empire | Turnau | 1939 |
| Lestkov | German Empire | Turnau | 1939 |
| Lestkov | Czechoslovakia | Turnov | 1945 |
| -Lestkov (Radostná pod Kozákovem-) | Czechoslovakia | Východní Čechy | 1992 |