Jasénky was formerly part of the German Empire. In the German Empire, the place was called Jassenken.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jassenka | German Empire | Ratibor | before the Versailles Treaty |
| Jasénky | Czechoslovakia | Hlučín | after the Versailles Treaty |
| Jassenken | German Empire | Ratibor (mit Hultschiner Land) | 1939 |
| Jasénky | Czechoslovakia | Hlučín | 1945 |
| - aufgelassen - | Czechoslovakia | Opava | 1992 |
| - aufgelassen - | Czech Republic | Opava | 1993 |