Tyrn was formerly part of the German Empire. In the German Empire, the place was called Tyrn.
The place is now called Děrné and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Tyrn | Austro-Hungary | Wagstadt | before the Treaty of Saint-Germain |
| Děrné | Austro-Hungary | Wagstadt | before the Treaty of Saint-Germain |
| Děrné | Czechoslovakia | Bílovec | after the Treaty of Saint-Germain |
| Tyrn | Czechoslovakia | Bílovec | after the Treaty of Saint-Germain |
| Tyrn | German Empire | Wagstadt | 1938 |
| Děrné | Czechoslovakia | Bílovec | 1945 |
| Děrné | Czechoslovakia | Nový Jičín | 1992 |
| Děrné | Czech Republic | Nový Jičín | 1993 |