Poruba was formerly part of the German Empire. In the German Empire, the place was called Poruba.
The place is now called Poruba and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Poruba | Austro-Hungary | Mährisch-Weißkirchen | before the Treaty of Saint-Germain |
| Poruba | Czechoslovakia | Hranice | after the Treaty of Saint-Germain |
| Hau | German Empire | Mährisch-Weißkirchen | 1939 |
| Poruba | German Empire | Mährisch-Weißkirchen | 1939 |
| Poruba | Czechoslovakia | Hranice | 1945 |
| Poruba | Czechoslovakia | Severní Morava | 1992 |