Kozlau was formerly part of the German Empire. In the German Empire, the place was called Kozlau.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Koslau | Austro-Hungary | Mährisch-Weißkirchen | before the Treaty of Saint-Germain |
| Kozlov | Austro-Hungary | Mährisch-Weißkirchen | before the Treaty of Saint-Germain |
| Kozlov | Czechoslovakia | Hranice | after the Treaty of Saint-Germain |
| Kozlau | Czechoslovakia | Hranice | after the Treaty of Saint-Germain |
| Kozlau | German Empire | Bärn | 1938 |
| Kozlov | Czechoslovakia | Olomouc | 1945 |
| Kozlov | Czechoslovakia | Olomouc | 1992 |
| - aufgelassen - | Czech Republic | Olomouc | 1993 |