| Sieverstedt Siversted | |
| Image Coa: | DEU Sieverstedt COA.svg |
| Coordinates: | 54.6333°N 37°W |
| Image Plan: | Sieverstedt in SL.PNG |
| State: | Schleswig-Holstein |
| District: | Schleswig-Flensburg |
| Amt: | Oeversee |
| Elevation: | 33 |
| Area: | 31.01 |
| Postal Code: | 24885 |
| Area Code: | 04638 bzw. 04603 |
| Licence: | SL |
| Gemeindeschlüssel: | 01 0 59 159 |
| Website: | www.amtoeversee.de |
| Mayor: | Hartwig Wilkens |
Sieverstedt (Danish: Siversted) is a municipality in the district of Schleswig-Flensburg, in Schleswig-Holstein, Germany.