| Type: | Stadtteil |
| Town: | Oebisfelde-Weferlingen |
| Coordinates: | 52.3167°N 16°W |
| State: | Sachsen-Anhalt |
| District: | Börde |
| Elevation: | 88 |
| Area: | 14.91 |
| Population: | 588 |
| Stand: | 2006-12-31 |
| Postal Code: | 39356 |
| Area Code: | 039061 |
Siestedt is a village and a former municipality in the Börde district in Saxony-Anhalt, Germany. Since 1 January 2010, it is part of the town Oebisfelde-Weferlingen.