Pniow was formerly part of the German Empire. In the German Empire, the place was called Pňov.
The place is now called Pňov and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Pňow | Austro-Hungary | Poděbrad | before the Treaty of Saint-Germain |
| Pněv | Austro-Hungary | Poděbrad | before the Treaty of Saint-Germain |
| Pňov | Czechoslovakia | Poděbrady | after the Treaty of Saint-Germain |
| Pniow | German Empire | Podiebrad | 1939 |
| Pňov | German Empire | Podiebrad | 1939 |
| Pňov | Czechoslovakia | Poděbrady | 1945 |
| Pňov | Czechoslovakia | Střední Čechy | 1992 |