How many places in Australia are called Grant Island?

There is one place named Grant Island in Australia.

All places in the world called "Grant Island".

Location Grant Island:

• Northern Territory

Cities

Hamilton (5)
Kingston (5)
Gladstone (5)
Springfield (4)
Darlington (4)
Woodstock (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Apsley (3)
Mangalore (3)
Scarborough (3)
Southern Cross (3)
Belmont (3)
Campbelltown (3)
Waratah (3)
Fitzroy (3)
Hampton (3)
Killarney (3)
Lilydale (3)
Raglan (3)
Sunnyside (3)
Woodford (3)
Denison (3)
Longford (3)
Saint Helens (3)
Stanley (3)