| Oyster Bay | |
| Native Name: | Oesterbaai |
| Pushpin Map: | South Africa Eastern Cape#South Africa |
| Coordinates: | -34.1694°N 24.6542°W |
| Subdivision Type: | Country |
| Subdivision Name: | South Africa |
| Subdivision Type1: | Province |
| Subdivision Name1: | Eastern Cape |
| Subdivision Type2: | District |
| Subdivision Name2: | Sarah Baartman |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Kouga |
| Subdivision Type4: | Main Place |
| Established Title: | Established |
| Established Date: | 1967 |
| Leader Title: | Councillor |
| Area Footnotes: | [1] |
| Area Total Km2: | 1.81 |
| Elevation M: | 3 |
| Population Total: | 674 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Racial makeup (2011) |
| Demographics1 Title1: | Black African |
| Demographics1 Info1: | 41.2% |
| Demographics1 Title2: | Coloured |
| Demographics1 Info2: | 40.2% |
| Demographics1 Title3: | Indian/Asian |
| Demographics1 Info3: | 0.1% |
| Demographics1 Title4: | White |
| Demographics1 Info4: | 18.0% |
| Demographics1 Title5: | Other |
| Demographics1 Info5: | 0.4% |
| Demographics Type2: | First languages (2011) |
| Demographics2 Title1: | Afrikaans |
| Demographics2 Info1: | 73.1% |
| Demographics2 Title2: | Xhosa |
| Demographics2 Info2: | 21.0% |
| Demographics2 Title3: | English |
| Demographics2 Info3: | 3.9% |
| Demographics2 Title4: | Sotho |
| Demographics2 Info4: | 1.3% |
| Demographics2 Title5: | Other |
| Demographics2 Info5: | 0.7% |
| Timezone1: | SAST |
| Utc Offset1: | +2 |
| Postal Code Type: | Postal code (street) |
| Postal Code: | 6301 |
| Postal2 Code Type: | PO box |
| Postal2 Code: | 6301 |
| Area Code Type: | Area code |
Oyster Bay (Afrikaans: Oesterbaai) is a small coastal hamlet and resort located about 22.5km (14miles) west of St Francis Bay on the Eastern Cape Coast of South Africa. It forms part of the Kouga Local Municipality of the Sarah Baartman District.
Oyster Bay is the closest community to Thyspunt, the preferred site for South Africa's next nuclear power station.[2]