| Grand Prix: | South African |
| Flag Suffix: | 1928 |
| Flag: | South Africa |
| Official Name: | Technics Motorcycle Grand Prix[1] [2] [3] |
| Location: | Kyalami |
| Course Mi: | 2.550 |
| Course Km: | 4.104 |
| Race No: | 1 |
| Season No: | 12 |
| Date: | 24 March |
| Year: | 1984 |
| Pole Rider 500: | Freddie Spencer |
| Pole Rider 500 Country: | USA |
| Pole Time 500: | 1:24.200 |
| Fast Rider 500: | Barry Sheene |
| Fast Rider 500 Country: | GBR |
| Fast Time 500: | 1:42.390 |
| First Rider 500: | Eddie Lawson |
| First Rider 500 Country: | USA |
| Second Rider 500: | Raymond Roche |
| Second Rider 500 Country: | FRA |
| Third Rider 500: | Barry Sheene |
| Third Rider 500 Country: | GBR |
| Pole Rider 250: | Mario Rademeyer |
| Pole Rider 250 Country: | RSA |
| Pole Rider 250 Country Flag Suffix: | 1982 |
| Pole Time 250: | 1:31.130 |
| Fast Rider 250: | Patrick Fernandez |
| Fast Rider 250 Country: | FRA |
| Fast Time 250: | 1:36.520 |
| First Rider 250: | Patrick Fernandez |
| First Rider 250 Country: | FRA |
| Second Rider 250: | Christian Sarron |
| Second Rider 250 Country: | FRA |
| Third Rider 250: | Sito Pons |
| Third Rider 250 Country: | ESP |
| Pole Rider 125: | No 125cc was held |
| Fast Rider 125: | No 125cc was held |
| First Rider 125: | No 125cc was held |
| Second Rider 125: | No 125cc was held |
| Third Rider 125: | No 125cc was held |
| Pole Rider 80: | No 80cc was held |
| Fast Rider 80: | No 80cc was held |
| First Rider 80: | No 80cc was held |
| Second Rider 80: | No 80cc was held |
| Third Rider 80: | No 80cc was held |
The 1984 South African motorcycle Grand Prix was the first round of the 1984 Grand Prix motorcycle racing season. It took place on the weekend of 22–24 March 1984 at the Kyalami circuit.
| Pos. | Rider | Team | Manufacturer | Time/Retired | Points | |||
|---|---|---|---|---|---|---|---|---|
| 1 |  Eddie Lawson | Team Marlboro Agostini | Yamaha | 53'22.400 | 15 | |||
| 2 |  Raymond Roche | Honda Total | Honda | +12.600 | 12 | |||
| 3 |  Barry Sheene | Heron Suzuki | Suzuki | +12.900 | 10 | |||
| 4 |  Didier de Radiguès | Team Elf Chevallier Johnson | Chevallier-Honda | +35.800 | 8 | |||
| 5 | Sergio Pellandini | Honda | +1'03.800 | 6 | ||||
| 6 |  Massimo Broccoli | Honda | +1'29.600 | 5 | ||||
| 7 | Boet van Dulmen | Suzuki | +1 lap | 4 | ||||
| 8 | Christian Le Liard | Team Elf Chevallier Johnson | Chevallier-Honda | +1 lap | 3 | |||
| 9 | Christophe Guyot | Honda | +1 lap | 2 | ||||
| 10 | Brett Hudson | Romer Racing Suisse | Honda | +2 laps | 1 | |||
| 11 | Reinhold Roth | Romer Racing Suisse | Honda | +4 laps | ||||
| 12 | Dimitris Papandreou | Yamaha | +6 laps | |||||
| 13 | Klaus Klein | Dieter Braun Team | Suzuki | +7 laps | ||||
| Ret | Marco Lucchinelli | Cagiva Motor Italia | Cagiva | Retired | ||||
| Ret | Ron Haslam | Honda Racing Corporation | Honda | Accident | ||||
| Ret | Franco Uncini | HB Suzuki GP Team | Suzuki | Retired | ||||
| Ret | Virginio Ferrari | Team Marlboro Agostini | Yamaha | Retired | ||||
| Ret | Gustav Reiner | Olymp-Hemden Racing | Honda | Retired | ||||
| DNS | Freddie Spencer | Honda Racing Corporation | Honda | Did not start | ||||
| Sources: [4] [5] | ||||||||