Lonkau was formerly part of the German Empire. In the German Empire, the place was called Lonkau.
The place is now called Louky (Karviná-Louky) and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Lonkau | Austro-Hungary | Freistadt/Frysztat, Fryštát | before the Treaty of Saint-Germain |
| Łąki | Austro-Hungary | Freistadt/Frysztat, Fryštát | before the Treaty of Saint-Germain |
| Louky | Austro-Hungary | Freistadt/Frysztat, Fryštát | before the Treaty of Saint-Germain |
| Louky | Czechoslovakia | Fryštát | after the Treaty of Saint-Germain |
| Łąki | Czechoslovakia | Fryštát | after the Treaty of Saint-Germain |
| Łąki | Poland | Frysztat/Fryštát | 1938 |
| Lonkau | German Empire | Teschen | 1939 |
| Louky | Czechoslovakia | Karviná | 1945 |
| Louky (Karviná-Louky) | Czechoslovakia | Karviná | 1992 |
| Louky (Karviná-Louky) | Czech Republic | Karviná | 1993 |