| Dieffenbach-lès-Wœrth | |
| Native Name: | Diefebàch |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Dieffenbach-les-Woerth 67.svg |
| Arrondissement: | Haguenau-Wissembourg |
| Canton: | Reichshoffen |
| Insee: | 67093 |
| Postal Code: | 67360 |
| Mayor: | Patrick Jean-Louis Wacker[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 48.9333°N 7.7794°W |
| Elevation Min M: | 162 |
| Elevation Max M: | 242 |
| Area Km2: | 3.61 |
Dieffenbach-lès-Wœrth (in French pronounced as /difənbax lɛ vœʁt/;[2]) is a commune in the Bas-Rhin department in Grand Est in north-eastern France.[3]