Krty was formerly part of the German Empire. In the German Empire, the place was called Gerten.
The place is now called Krty and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Gerten | Austro-Hungary | Podersam | before the Treaty of Saint-Germain |
| Krty | Austro-Hungary | Podersam | before the Treaty of Saint-Germain |
| Krty | Czechoslovakia | Podbořany | after the Treaty of Saint-Germain |
| Gerten | Czechoslovakia | Podbořany | after the Treaty of Saint-Germain |
| Gerten | German Empire | Podersam | 1938 |
| Krty | Czechoslovakia | Podbořany | 1945 |
| Krty | Czechoslovakia | Rakovník | 1992 |
| Krty | Czech Republic | Rakovník | 1993 |