Chroustov was formerly part of the German Empire. In the German Empire, the place was called Chroustov.
The place is now called Chroustov and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Chroustow | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Chroustov | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Chroustov | Czechoslovakia | Nová Paka | after the Treaty of Saint-Germain |
| Chraustow | German Empire | Horschitz | 1939 |
| Chroustov | German Empire | Horschitz | 1939 |
| Chroustov | Czechoslovakia | Nová Paka | 1945 |
| Chroustov | Czechoslovakia | Východní Čechy | 1992 |