Rozseč was formerly part of the German Empire. In the German Empire, the place was called Rozseč nad Kunštátem.
The place is now called Rozseč nad Kunštátem and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Rosetsch | Austro-Hungary | Boskowitz | before the Treaty of Saint-Germain |
| Roseč | Austro-Hungary | Boskowitz | before the Treaty of Saint-Germain |
| Rozseč | Czechoslovakia | Boskovice | after the Treaty of Saint-Germain |
| Rosetsch ob Kunstadt | German Empire | Boskowitz | 1939 |
| Rozseč nad Kunštátem | German Empire | Boskowitz | 1939 |
| Rozseč nad Kunštátem | Czechoslovakia | Boskovice | 1945 |
| Rozseč nad Kunštátem | Czechoslovakia | Jižní Morava | 1992 |