| Type: | Ortsteil |
| Municipality: | Osternienburger Land |
| Image Coa: | DE-ST 15-0-82-256 Dornbock COA.svg |
| Coordinates: | 51.8333°N 64°W |
| State: | Sachsen-Anhalt |
| District: | Anhalt-Bitterfeld |
| Elevation: | 70 |
| Area: | 11.92 |
| Population: | 372 |
| Stand: | 2006-12-31 |
| Postal Code: | 06369 |
| Area Code: | 034979 |
Dornbock is a village and a former municipality in the district of Anhalt-Bitterfeld, in Saxony-Anhalt, Germany. Since 1 January 2010, it is part of the municipality Osternienburger Land.