| Image Coa: | DEU Marienhafe COA.svg |
| Coordinates: | 53.5231°N 7.2736°W |
| Image Plan: | Marienhafe in AUR.svg |
| State: | Niedersachsen |
| District: | Aurich |
| Samtgemeinde: | Brookmerland |
| Elevation: | 0 |
| Area: | 4.06 |
| Postal Code: | 26529 |
| Area Code: | 04934 |
| Licence: | AUR |
| Gemeindeschlüssel: | 03 4 52 017 |
| Mayor: | Beate Kappher-Gruß |
| Party: | SPD |
Marienhafe is a municipality in the district of Aurich, in Lower Saxony, Germany.