Race Result
| GP n. 389 - 25/03/1984 - Grand Prix of Brazil Jacarepagua |
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| Winner: | Alain Prost / McLaren-TAG - 1:42'34.492 | ||||||
| Pole Position: | Elio de Angelis / Lotus-Renault - 1:28.392 | ||||||
| Fastest Lap: | Alain Prost / McLaren-TAG - 1:36.499 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 7 |  Alain Prost |
McLaren-TAG | 61 | 1:42'34.492 | 4 | 9 |
| 2 | 6 |  Keke Rosberg |
Williams-Honda | 61 | +40.514 | 9 | 6 |
| 3 | 11 |  Elio de Angelis |
Lotus-Renault | 61 | +59.128 | 1 | 4 |
| 4 | 23 |  Eddie Cheever |
Alfa Romeo | 60 | + 1 lap | 12 | 3 |
| 5 | 15 | Patrick Tambay |
Renault | 59 | out of fuel | 8 | 2 |
| 6 | 18 |  Thierry Boutsen |
Arrows-Ford | 59 | + 2 laps | 20 | 1 |
| 7 | 17 |  Marc Surer |
Arrows-Ford | 59 | + 2 laps | 24 | 0 |
| 8 | 10 |  Jonathan Palmer |
RAM-Hart | 58 | + 3 laps | 26 | 0 |
| Dsq | 3 | Martin Brundle |
Tyrrell-Ford | 60 | disqualified | 18 | 0 |
| Dsq | 4 |  Stefan Bellof |
Tyrrell-Ford | 11 | disqualified | 22 | 0 |
| Ret | 16 | Derek Warwick |
Renault | 51 | suspension | 3 | 0 |
| Ret | 26 | Andrea de Cesaris |
Ligier-Renault | 42 | gear box | 14 | 0 |
| Ret | 22 | Riccardo Patrese |
Alfa Romeo | 41 | gear box | 11 | 0 |
| Ret | 8 |  Niki Lauda |
McLaren-TAG | 38 | electrical | 6 | 0 |
| Ret | 12 | Nigel Mansell |
Lotus-Renault | 35 | accident | 5 | 0 |
| Ret | 1 |  Nelson Piquet |
Brabham-BMW | 32 | engine | 7 | 0 |
| Ret | 2 | Teo Fabi |
Brabham-BMW | 32 | turbo | 15 | 0 |
| Ret | 28 | Rene Arnoux |
Ferrari | 30 | battery | 10 | 0 |
| Ret | 24 | Piercarlo Ghinzani |
Osella-Alfa Romeo | 28 | gear box | 21 | 0 |
| Ret | 25 | Francois Hesnault |
Ligier-Renault | 25 | overheating | 19 | 0 |
| Ret | 9 | Philippe Alliot |
RAM-Hart | 24 | battery | 25 | 0 |
| Ret | 20 |  Johnny Cecotto |
Toleman-Hart | 18 | turbo | 17 | 0 |
| Ret | 5 | Jacques Laffite |
Williams-Honda | 15 | electrical | 13 | 0 |
| Ret | 27 | Michele Alboreto |
Ferrari | 14 | brakes | 2 | 0 |
| Ret | 21 | Mauro Baldi |
Spirit-Hart | 12 | distributor | 23 | 0 |
| Ret | 19 | Ayrton Senna |
Toleman-Hart | 8 | turbo | 16 | 0 |
| Dns | 14 | Manfred Winkelhock |
ATS-BMW | disqualified | 0 | ||