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