| Mount Diamantina | |
| Elevation M: | 955 |
| Map: | Australia Queensland |
| Location: | Hinchinbrook Island, Queensland, Australia |
| Coordinates: | -18.4292°N 146.2946°W |
Mount Diamantina is a mountain on Hinchinbrook Island, off the north east coast of Queensland, Australia. It rises out of the Coral Sea.