Rudzica was formerly part of the German Empire. In the German Empire, the place was called Riegersdorf.
The place is now called Rudzica and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Riegersdorf | Austro-Hungary | Bielitz/Bielsko | before the Treaty of Saint-Germain |
| Rudzica | Austro-Hungary | Bielitz/Bielsko | before the Treaty of Saint-Germain |
| Rudzica | Poland | Bielsko | after the Treaty of Saint-Germain |
| Riegersdorf | German Empire | Bielitz | 1939 |
| Rudzica | Poland | Bielsko-Biała | 1945 |
| Rudzica | Poland | Bielsko | 1992 |