Grosslabnay was formerly part of the German Empire. In the German Empire, the place was called Hlavňov.
The place is now called Hlavňov and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Grosslabnay | Austro-Hungary | Braunau | before the Treaty of Saint-Germain |
| Hlavňov Velký | Austro-Hungary | Braunau | before the Treaty of Saint-Germain |
| Hlavňov | Czechoslovakia | Broumov | after the Treaty of Saint-Germain |
| Groß-Labnay | German Empire | Nachod | 1939 |
| Hlavňov | German Empire | Nachod | 1939 |
| Hlavňov | Czechoslovakia | Broumov | 1945 |
| Hlavňov | Czechoslovakia | Východní Čechy | 1992 |