Slabce was formerly part of the German Empire. In the German Empire, the place was called Slabce.
The place is now called Slabce and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Slabetz | Austro-Hungary | Rakonitz | before the Treaty of Saint-Germain |
| Slabce | Austro-Hungary | Rakonitz | before the Treaty of Saint-Germain |
| Slabce | Czechoslovakia | Rakovník | after the Treaty of Saint-Germain |
| Slabetz | German Empire | Rakonitz | 1939 |
| Slabce | German Empire | Rakonitz | 1939 |
| Slabce | Czechoslovakia | Rakovník | 1945 |
| Slabce | Czechoslovakia | Rakovník | 1992 |
| Slabce | Czech Republic | Rakovník | 1993 |