| Dainfern | |
| Pushpin Map: | South Africa Gauteng#South Africa |
| Coordinates: | -25.9828°N 27.9981°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 Footnotes: | [1] |
| Area Total Km2: | 4.08 |
| Population Total: | 6601 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Racial makeup (2011) |
| Demographics1 Title1: | Black African |
| Demographics1 Info1: | 25.8% |
| Demographics1 Title2: | Coloured |
| Demographics1 Info2: | 1.7% |
| Demographics1 Title3: | Indian/Asian |
| Demographics1 Info3: | 7.7% |
| Demographics1 Title4: | White |
| Demographics1 Info4: | 61.0% |
| Demographics1 Title5: | Other |
| Demographics1 Info5: | 3.8% |
| Demographics Type2: | First languages (2011) |
| Demographics2 Title1: | English |
| Demographics2 Info1: | 65.0% |
| Demographics2 Title2: | Afrikaans |
| Demographics2 Info2: | 5.0% |
| Demographics2 Title3: | Zulu |
| Demographics2 Info3: | 4.1% |
| Demographics2 Title4: | Northern Sotho |
| Demographics2 Info4: | 2.2% |
| Demographics2 Title5: | Other |
| Demographics2 Info5: | 23.7% |
| Timezone1: | SAST |
| Utc Offset1: | +2 |
| Postal Code Type: | Postal code (street) |
| Postal Code: | 2191 |
| Postal2 Code Type: | PO box |
| Postal2 Code: | 2055 |
| Area Code Type: | Area code |
Dainfern is a golfing estate in Greater Johannesburg, South Africa. It is located in Region A of the City of Johannesburg Metropolitan Municipality. Dainfern's postal code is 2055.
Dainfern is sub-divided into several "villages" as it is quite large. Among these are Sherwood, Hampstead, Highgate, Montagu, Riverwood. It is an enclosed housing area. Dainfern Ridge and Dainfern Valley are smaller urban areas near Dainfern.
Dainfern has an eighteen-hole golf course surrounding the estate; the course has tarred pathways to enable golf carts to access the course. The course was designed by the professional golfer Gary Player. Other facilities include; tennis courts, swimming pools, a volleyball court, squash courts and hiking trails. The central club house contains a restaurant and other facilities.