| Dietwiller | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Dietwiller (68).svg |
| Arrondissement: | Mulhouse |
| Canton: | Brunstatt-Didenheim |
| Insee: | 68072 |
| Postal Code: | 68440 |
| Mayor: | Christian Frantz[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Mulhouse Alsace Agglomération |
| Coordinates: | 47.6919°N 7.4019°W |
| Elevation M: | 250 |
| Elevation Min M: | 240 |
| Elevation Max M: | 304 |
| Area Km2: | 11.06 |
Dietwiller (pronounced as /fr/;) is a commune in the Haut-Rhin department in Alsace in eastern France. It forms part of the Mulhouse Alsace Agglomération, the inter-communal local government body for the Mulhouse conurbation.[2]
The Thalbahn Habsheim ran through Dietwiller. It was a 24.6km (15.3miles) long narrow-gauge railway with a gauge of . It was built during World War I by German soldiers and Romanian prisoners of war as a military light railway. Many prisoners of war died due to malnutrition, forced labor and the poor living conditions and were buried in the Romanian cemetery in Dietweiler.[3]