Rohacko was formerly part of the German Empire. In the German Empire, the place was called Rohatsko.
The place is now called Rohatsko and belongs to Czechoslovakia.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Rohacko | Austro-Hungary | Jitschin | before the Treaty of Saint-Germain |
| Rohatsko | Czechoslovakia | Jičín | after the Treaty of Saint-Germain |
| Rohatsko | German Empire | Jitschin | 1939 |
| Rohatsko | Czechoslovakia | Jičín | 1945 |
| Rohatsko | Czechoslovakia | Střední Čechy | 1992 |