| Coordinates: | 50.8667°N 17°W |
| Image Plan: | Rosenthal-Bielatal in PIR.svg |
| State: | Sachsen |
| District: | Sächsische Schweiz-Osterzgebirge |
| Verwaltungsgemeinschaft: | Königstein/Sächs. Schweiz |
| Elevation: | 408 |
| Area: | 46.45 |
| Postal Code: | 01824 |
| Area Code: | 035033 |
| Licence: | PIR |
| Gemeindeschlüssel: | 14628340 |
| Divisions: | 2 |
| Mayor: | Tino Bernhardt[1] |
| Leader Term: | 2022 - 29 |
Rosenthal-Bielatal is a municipality in the Sächsische Schweiz-Osterzgebirge district, in Saxony, Germany.