| Type: | Stadtteil |
| Town: | Geisenheim |
| Marienthal | |
| Coordinates: | 50.0056°N 7.95°W |
| State: | Hesse |
| Region: | Darmstadt |
| District: | Rheingau-Taunus-Kreis |
| Elevation: | 255 |
| Population: | 1977 |
| Postal Code: | 65366 |
| Area Code: | 06722 |
| Licence: | RÜD |
is a Stadtteil of Geisenheim,[1] Hesse, Germany. It lies on the edge of the Naturpark Rhein-Taunus.
Marienthal Franciscan Monastery[2] known for its Marienwallfahrt pilgrimage and for being the first monastery in the world to have a printing press.