Hilgerei was formerly part of the German Empire. In the German Empire, the place was called Hilgerei.
The place is now called Ninocin and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Hilgerei | German Empire | Bunzlau | 1939 |
| Ninocin | Under Polish administration | Bolesławiec | 1945 |
| Ninocin | Poland | Zielona Góra | 1992 |