| Type: | Ortsteil |
| Town: | Gerbstedt |
| Coordinates: | 51.6°N 44°W |
| State: | Sachsen-Anhalt |
| District: | Mansfeld-Südharz |
| Elevation: | 209 |
| Population: | 1472 |
| Stand: | 2008-12-31 |
| Postal Code: | 06308 |
| Area Code: | 03476 |
| Licence: | MSH |
Siersleben is a part of the town Gerbstedt and a village in the Mansfeld-Südharz district, Saxony-Anhalt, Germany. It is located 10 km north of the Lutherstadt (Town of Luther) Eisleben and 5 km south of Hettstedt and has a population of 1,472 people.
Since 1 January 2010, it is part of the town Gerbstedt.[1]