Unter-Ptič was formerly part of the German Empire. In the German Empire, the place was called Dolní Ptice.
The place is now called Ptice * and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Unter-Ptič | Austro-Hungary | Kladno | before the Treaty of Saint-Germain |
| Dolní Ptíče | Austro-Hungary | Kladno | before the Treaty of Saint-Germain |
| Dolní Ptice | Czechoslovakia | Kladno | after the Treaty of Saint-Germain |
| Unter-Ptitsch | German Empire | Kladno | 1939 |
| Dolní Ptice | German Empire | Kladno | 1939 |
| Dolní Ptice | Czechoslovakia | Praha-západ | 1945 |
| Ptice * | Czechoslovakia | Praha-západ | 1992 |
| Ptice * | Czech Republic | Praha-západ | 1993 |