| Dornheim | |
| Image Coa: | Wappen Dornheim.svg |
| Coordinates: | 50.835°N 10.9942°W |
| Image Plan: | Dornheim in IK.svg |
| State: | Thüringen |
| District: | Ilm-Kreis |
| Verwaltungsgemeinschaft: | Riechheimer Berg |
| Elevation: | 290 |
| Area: | 7.87 |
| Postal Code: | 99310 |
| Area Code: | 03628 |
| Licence: | IK |
| Gemeindeschlüssel: | 16 0 70 008 |
| Website: | Dornheim |
| Mayor: | Burkhard Walther[1] |
| Leader Term: | 2022 - 28 |
Dornheim is a municipality in the district Ilm-Kreis, in Thuringia, Germany.
The main attraction is the village church where the composer Johann Sebastian Bach was married in 1707.