| Mount Mentzel | |
| Coordinates: | -71.3667°N 53°W |
| First Ascent: | 1939 |
Mount Mentzel (German: Mentzelberg) is a peak, high, standing 6nmi east of Mount Zimmermann in the Gruber Mountains of Queen Maud Land, Antarctica. it was discovered by the Third German Antarctic Expedition under Alfred Ritscher, 1938–39, and named for Rudolf Mentzel, the president of the Deutsche Forschungsgemeinschaft (German Research Society).