Polánky nad Dědinou was formerly part of the German Empire. In the German Empire, the place was called Polánky nad Dědinou.
The place is now called Polánky nad Dědinou and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Oberpolanka | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Polánky Horní | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Horní Polánka | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Horní Polánky | Austro-Hungary | Königgrätz | before the Treaty of Saint-Germain |
| Polánky nad Dědinou | Czechoslovakia | Hradec Králové | after the Treaty of Saint-Germain |
| Polanka an der Diedina | German Empire | Königgrätz | 1939 |
| Polánky nad Dědinou | German Empire | Königgrätz | 1939 |
| Polánky nad Dědinou | Czechoslovakia | Hradec Králové | 1945 |
| Polánky nad Dědinou | Czechoslovakia | Východní Čechy | 1992 |