| Sierentz | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Sierentz (68).svg |
| Arrondissement: | Mulhouse |
| Canton: | Brunstatt-Didenheim |
| Insee: | 68309 |
| Postal Code: | 68510 |
| Mayor: | Pascal Turri[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Saint-Louis Agglomération |
| Coordinates: | 47.65°N 7.46°W |
| Elevation Min M: | 244 |
| Elevation Max M: | 301 |
| Area Km2: | 13.22 |
Sierentz (in French pronounced as /siʁɛnts/; Alsatian: Siarez;) is a commune in the Haut-Rhin department in Alsace in north-eastern France. It is located roughly halfway between Mulhouse and Basel. Both cities can be accessed by train from Sierentz station.