| Bultfontein | |
| Pushpin Map: | South Africa Gauteng#South Africa |
| Coordinates: | -25.965°N 27.922°W |
| Subdivision Type: | Country |
| Subdivision Name: | South Africa |
| Subdivision Type1: | Province |
| Subdivision Name1: | Gauteng |
| Subdivision Type2: | District |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | City of Johannesburg |
| Subdivision Type4: | Main Place |
| Established Title: | Established |
| Leader Title: | Councillor |
| Area Total Km2: | 0.03 |
| Population Total: | 300 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Racial makeup (2001) |
| Demographics1 Title1: | Black African |
| Demographics1 Info1: | 99.0% |
| Demographics1 Title2: | Coloured |
| Demographics1 Title3: | Indian/Asian |
| Demographics1 Title4: | White |
| Demographics1 Info4: | 1.0% |
| Demographics1 Title5: | Other |
| Demographics Type2: | First languages (2001) |
| Demographics2 Title1: | Xhosa |
| Demographics2 Info1: | 26.0% |
| Demographics2 Title2: | Northern Sotho |
| Demographics2 Info2: | 26.0% |
| Demographics2 Title3: | Sotho |
| Demographics2 Info3: | 11.0% |
| Demographics2 Title4: | Tswana |
| Demographics2 Info4: | 11.0% |
| Demographics2 Title5: | Other |
| Demographics2 Info5: | TS% |
| Timezone1: | SAST |
| Utc Offset1: | +2 |
| Postal Code Type: | Postal code (street) |
| Postal Code: | 9670 |
| Postal2 Code Type: | PO box |
| Postal2 Code: | 9670 |
| Area Code Type: | Area code |
| Area Code: | 051 |
Bultfontein is a suburb of Greater Johannesburg, South Africa, just south of Lanseria International Airport. It is located in Region A of the City of Johannesburg Metropolitan Municipality.