Gymea Bay
| Gymea Bay | |
|---|---|
The bay of Gymea Bay  | |
Location of Gymea Bay in New South Wales  | |
| Location | Southern Sydney, New South Wales | 
| Coordinates | 34°02′55″S 151°06′04″E / 34.04861°S 151.10111°E | 
| Type | Bay | 
| Primary inflows | Coonong Creek | 
| Primary outflows | Port Hacking River | 
| Basin countries | Australia | 
| Frozen | never | 
| Settlements | Gymea Bay, Gymea | 
The Gymea Bay is a bay on the upper estuarine Port Hacking River, fed by the Coonong Creek in southern Sydney, in the state of New South Wales, Australia