| Image Coa: | DEU Süderhastedt COA.svg |
| Coordinates: | 54.05°N 22°W |
| Image Plan: | Suederhastedt in HEI.png |
| State: | Schleswig-Holstein |
| District: | Dithmarschen |
| Amt: | Burg-Sankt Michaelisdonn |
| Elevation: | 14 |
| Area: | 15.74 |
| Postal Code: | 25727 |
| Area Code: | 04830 |
| Licence: | HEI |
| Gemeindeschlüssel: | 01 0 51 110 |
| Divisions: | 4 |
| Mayor: | Roland Ruesch |
| Party: | CDU |
Süderhastedt is a municipality in the district of Dithmarschen, in Schleswig-Holstein, Germany.