Jaroslawiec was formerly part of the German Empire. In the German Empire, the place was called Hermannsdorf.
The place is now called Jarosławiec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Jaroslawiec | German Empire | Schroda | before the Versailles Treaty |
| Jarosławiec | Poland | Środa | after the Versailles Treaty |
| Hermannsdorf | German Empire | Schroda | 1939 |
| Jarosławiec | Poland | Środa | 1945 |
| Jarosławiec | Poland | Poznań | 1992 |