Piwana was formerly part of the German Empire. In the German Empire, the place was called Piwana.
The place is now called Pňovany and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Piwana | Austro-Hungary | Mies | before the Treaty of Saint-Germain |
| Piňovany | Austro-Hungary | Mies | before the Treaty of Saint-Germain |
| Pňovany | Czechoslovakia | Stříbro | after the Treaty of Saint-Germain |
| Piwana | Czechoslovakia | Stříbro | after the Treaty of Saint-Germain |
| Piwana | German Empire | Mies | 1938 |
| Pňovany | Czechoslovakia | Stříbro | 1945 |
| Pňovany | Czechoslovakia | Plzeň-sever | 1992 |
| Pňovany | Czech Republic | Plzeň-sever | 1993 |