| Molecule Islands | |
| Map: | Antarctica |
| Location: | Antarctica |
| Coordinates: | -66.4667°N -90°W |
| Population: | Uninhabited |
| Country: | None |
| Treaty System: | Antarctic Treaty System |
Molecule Island is the easternmost of the Bragg Islands, lying in Crystal Sound 7.50NaN0 north of Cape Rey, Graham Land, Antarctica. It was mapped from surveys by the Falkland Islands Dependencies Survey in 1958–59. The name arose from association with Atom Rock in the same group.