| Coordinates | 53°57′N 09°00′E |
|---|---|
| State | Schleswig-Holstein |
| District | Dithmarschen |
| Amt | Marne-Nordsee |
| Elevation | 3 |
| Area | 4.83 |
| Postal code | 25709 |
| Area code | 04851 |
| Licence | HEI |
| Gemeindeschlüssel | 01 0 51 072 |
| Website | www.marne.de |
| Mayor | Klaus Braak |
| Party | CDU |
Marne (ˈmaʁnə; nds: Marn) is a town in the district of Dithmarschen, in Schleswig-Holstein, Germany. It is situated near the North Sea coast, approximately 30 km (19 mi) south of Heide, and 25 km (16 mi) northeast of Cuxhaven.
Marne is the seat of the Amt ("collective municipality") Marne-Nordsee.