Loucka was formerly part of the German Empire. In the German Empire, the place was called Loucká.
The place is now called Loucká and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Loucka | Austro-Hungary | Raudnitz | before the Treaty of Saint-Germain |
| Loucká | Austro-Hungary | Raudnitz | before the Treaty of Saint-Germain |
| Loučka | Austro-Hungary | Raudnitz | before the Treaty of Saint-Germain |
| Loucká | Czechoslovakia | Roudnice nad Labem | after the Treaty of Saint-Germain |
| Loutschka | German Empire | Raudnitz an der Elbe | 1939 |
| Loucká | German Empire | Raudnitz an der Elbe | 1939 |
| Loucká | Czechoslovakia | Roudnice nad Labem | 1945 |
| Loucká | Czechoslovakia | Kladno | 1992 |
| Loucká | Czech Republic | Kladno | 1993 |