Falkenau was formerly part of the German Empire. In the German Empire, the place was called Falkenau.
The place is now called Falknov and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Falkenau | Austro-Hungary | Böhmisch-Leipa | before the Treaty of Saint-Germain |
| Falkenov | Austro-Hungary | Böhmisch-Leipa | before the Treaty of Saint-Germain |
| Falknov | Czechoslovakia | Česká Lípa | after the Treaty of Saint-Germain |
| Falkenau | Czechoslovakia | Česká Lípa | after the Treaty of Saint-Germain |
| Falkenau | German Empire | Böhmisch Leipa | 1938 |
| Falknov | Czechoslovakia | Nový Bor | 1945 |
| Falknov | Czechoslovakia | Děčín | 1992 |
| Falknov | Czech Republic | Děčín | 1993 |