Ruziec was formerly part of the German Empire. In the German Empire, the place was called Rosenbusch.
The place is now called Ruziec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ruziec | Russian Empire | Lipno | 1914 |
| Ruziec | Poland | Lipno | after the Versailles Treaty |
| Rosenbusch | German Empire | Leipe (Westpr.) | 1939 |
| Różec | Poland | Golub-Dobrzyń | 1945 |
| Róziec | Poland | Golub-Dobrzyń | 1945 |
| Ruziec | Poland | Toruń | 1992 |