| Image Coa: | DEU Kronprinzenkoog COA.svg |
| Coordinates: | 53.9667°N 66°W |
| Image Plan: | Kronprinzenkoog in HEI.PNG |
| State: | Schleswig-Holstein |
| District: | Dithmarschen |
| Amt: | Marne-Nordsee |
| Elevation: | 0 |
| Area: | 28.85 |
| Postal Code: | 25709 |
| Area Code: | 04856, 04857 und 04851 |
| Licence: | HEI |
| Gemeindeschlüssel: | 01 0 51 062 |
| Website: | www.amt-marne-nordsee.de |
| Mayor: | Georg Huesmann |
| Party: | CDU |
Kronprinzenkoog is a municipality in the district of Dithmarschen, in Schleswig-Holstein, Germany.
Between 1785 and 1787, the polder was laid out and then named in honour of Crown Prince Frederick of Denmark.