Mašov was formerly part of the German Empire. In the German Empire, the place was called Mašov.
The place is now called Mašov and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Maschow | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Mašov | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Mašov | Czechoslovakia | Turnov | after the Treaty of Saint-Germain |
| Maschau | German Empire | Turnau | 1939 |
| Mašov | German Empire | Turnau | 1939 |
| Mašov | Czechoslovakia | Turnov | 1945 |
| Mašov | Czechoslovakia | Východní Čechy | 1992 |