- Granduc
- Gribbell Island
- Glenmerry
- Ghost Island
- Goat Islands
- Gordon Islands
- Grave Island
- Grave Islet
- Gregory Island
- Guilliams Island
- Gaviola Island
- Gerald Island
- Grandview
- Garnet Valley
- Gay Island
- Genn Islands
- George Island
- Georgetown Mills
- Gibson Island
- Gil Islet
- Gilbert Island
- Gillatt Island
- Gladstone Islands
- Goschen Island
- Gospel Island
- Grace Island
- Isla Graham
- Grassy Island
- Gray Island
- Greentop Islet