Jassow am Haff was formerly part of the German Empire. In the German Empire, the place was called Jassow am Haff.
The place is now called Jarszewko and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jassow am Haff | German Empire | Cammin i.Pom. | 1939 |
| Jarszewko | Under Polish administration | Kamień Pomorski | 1945 |
| Jarszewko | Poland | Szczecin | 1992 |