| Country: | Scotland |
| Static Image Name: | Nestingwarmemorial.jpg |
| Static Image Caption: | Nesting War Memorial at Brettabister |
| Coordinates: | 60.299°N -1.131°W |
| Official Name: | Brettabister |
| Civil Parish: | Nesting |
| Lieutenancy Scotland: | Shetland |
| Unitary Scotland: | Shetland |
| Constituency Westminster: | Orkney and Shetland |
| Post Town: | SHETLAND |
| Postcode District: | ZE2 |
| Postcode Area: | ZE |
| Dial Code: | 01595 |
| Os Grid Reference: | HU480574 |
Brettabister is a settlement on the island of Mainland in Shetland, Scotland. It is in the parish of Nesting. St. Ola's parish church lies to the east, near Houstabister.[1] The war memorial for North Nesting parish is at the centre of Brettabister, adjacent to the B9075 road, opposite the junction with the road to Neap.[2] [3]