Rothfloss was formerly part of the German Empire. In the German Empire, the place was called Rothfluß.
The place is now called Červený Potok and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Rothfloss | Austro-Hungary | Senftenberg | before the Treaty of Saint-Germain |
| Červený Potok | Austro-Hungary | Senftenberg | before the Treaty of Saint-Germain |
| Červený Potok | Czechoslovakia | Žamberk | after the Treaty of Saint-Germain |
| Rothfloß | Czechoslovakia | Žamberk | after the Treaty of Saint-Germain |
| Rothfloß | German Empire | Grulich | 1938 |
| Rothfluß | German Empire | Grulich | 1938 |
| Červený Potok | Czechoslovakia | Žamberk | 1945 |
| Červený Potok | Czechoslovakia | Ústí nad Orlicí | 1992 |
| Červený Potok | Czech Republic | Ústí nad Orlicí | 1993 |