Langenhof was formerly part of the German Empire. In the German Empire, the place was called Dlouhé Dvory.
The place is now called Dlouhé Dvory and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Langenhof | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Dlouhodvory | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Dlouhé Dvory | Czechoslovakia | Hradec Králové | after the Treaty of Saint-Germain |
| Langenhof | German Empire | Königgrätz | 1939 |
| Dlouhé Dvory | German Empire | Königgrätz | 1939 |
| Dlouhé Dvory | Czechoslovakia | Hradec Králové | 1945 |
| Dlouhé Dvory | Czechoslovakia | Východní Čechy | 1992 |