Loučná was formerly part of the German Empire. In the German Empire, the place was called Lautschnei.
The place is now called Loučná nad Nisou and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Lautschnei | Austro-Hungary | Gablonz a. d. Neiße | before the Treaty of Saint-Germain |
| Loučná | Czechoslovakia | Jablonec nad Nisou | after the Treaty of Saint-Germain |
| Lautschnei | Czechoslovakia | Jablonec nad Nisou | after the Treaty of Saint-Germain |
| Lautschnei | German Empire | Gablonz a. d. Neiße | 1938 |
| Loučná nad Nisou | Czechoslovakia | Jablonec nad Nisou | 1945 |
| Loučná nad Nisou | Czechoslovakia | Jablonec nad Nisou | 1992 |
| Loučná nad Nisou | Czech Republic | Jablonec nad Nisou | 1993 |