Smrdov was formerly part of the German Empire. In the German Empire, the place was called Smrdov.
The place is now called Sázavka and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Smrdow | Austro-Hungary | Časlau | before the Treaty of Saint-Germain |
| Smrdov | Austro-Hungary | Časlau | before the Treaty of Saint-Germain |
| Smrdov | Czechoslovakia | Čáslav | after the Treaty of Saint-Germain |
| Smerdow | German Empire | Tschaslau | 1939 |
| Smrdov | German Empire | Tschaslau | 1939 |
| Smrdov | Czechoslovakia | Čáslav | 1945 |
| Sázavka | Czechoslovakia | Východní Čechy | 1992 |