| Stompneus Bay | |
| Native Name: | Stompneusbaai |
| Pushpin Map: | South Africa Western Cape#South Africa |
| Coordinates: | -32.733°N 17.966°W |
| Subdivision Type: | Country |
| Subdivision Name: | South Africa |
| Subdivision Type1: | Province |
| Subdivision Name1: | Western Cape |
| Subdivision Type2: | District |
| Subdivision Name2: | West Coast |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Saldanha Bay |
| Subdivision Type4: | Main Place |
| Established Title: | Established |
| Population Density Km2: | auto |
| Demographics1 Title1: | Black African |
| Demographics1 Title2: | Coloured |
| Demographics1 Title3: | Indian/Asian |
| Demographics1 Title4: | White |
| Demographics1 Title5: | Other |
| Timezone1: | SAST |
| Utc Offset1: | +2 |
| Postal Code Type: | Postal code (street) |
| Postal2 Code Type: | PO box |
| Postal2 Code: | 7382 |
| Area Code Type: | Area code |
| Area Code: | 022 |
Stompneus Bay (Afrikaans: Stompneusbaai) is a village east of Shell Bay Point, 7 km north-west of St Helena Bay and 20 km north of Vredenburg. Named after a type of fish, Chrysophrys globiceps. The form Stompneusbaai is preferred for official purposes.