Race Result
| GP n. 402 - 09/09/1984 - Grand Prix of Italy Autodromo Nationale di Monza |
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| Winner: | Niki Lauda / McLaren-TAG - 1:20'29.065 | ||||||
| Pole Position: | Nelson Piquet / Brabham-BMW - 1:26.584 | ||||||
| Fastest Lap: | Niki Lauda / McLaren-TAG - 1:31.912 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 8 |  Niki Lauda |
McLaren-TAG | 51 | 1:20'29.065 | 4 | 9 |
| 2 | 27 |  Michele Alboreto |
Ferrari | 51 | +24.249 | 11 | 6 |
| 3 | 22 | Riccardo Patrese |
Alfa Romeo | 50 | + 1 lap | 9 | 4 |
| 4 | 19 |  Stefan Johansson |
Toleman-Hart | 49 | + 2 laps | 17 | 3 |
| 5 | 30 | Jo Gartner |
Osella-Alfa Romeo | 49 | + 2 laps | 24 | 0 |
| 6 | 31 | Gerhard Berger |
ATS-BMW | 49 | + 2 laps | 20 | 0 |
| 7 | 24 | Piercarlo Ghinzani |
Osella-Alfa Romeo | 48 | out of fuel | 22 | 0 |
| 8 | 21 |  Huub Rothengatter |
Spirit-Hart | 48 | + 3 laps | 25 | 0 |
| 9 | 23 |  Eddie Cheever |
Alfa Romeo | 45 | out of fuel | 10 | 0 |
| 10 | 18 |  Thierry Boutsen |
Arrows-BMW | 45 | + 6 laps | 19 | 0 |
| Ret | 17 |  Marc Surer |
Arrows-BMW | 43 | engine | 15 | 0 |
| Ret | 2 | Teo Fabi |
Brabham-BMW | 43 | engine | 5 | 0 |
| Ret | 15 |  Patrick Tambay |
Renault | 43 | throttle | 8 | 0 |
| Ret | 16 |  Derek Warwick |
Renault | 31 | oil pressure | 12 | 0 |
| Ret | 10 | Jonathan Palmer |
RAM-Hart | 20 | oil pressure | 26 | 0 |
| Ret | 1 |  Nelson Piquet |
Brabham-BMW | 15 | engine | 1 | 0 |
| Ret | 11 | Elio de Angelis |
Lotus-Renault | 14 | gear box | 3 | 0 |
| Ret | 12 | Nigel Mansell |
Lotus-Renault | 13 | spun off | 7 | 0 |
| Ret | 5 | Jacques Laffite |
Williams-Honda | 10 | turbo | 13 | 0 |
| Ret | 6 |  Keke Rosberg |
Williams-Honda | 8 | turbo | 6 | 0 |
| Ret | 25 | Francois Hesnault |
Ligier-Renault | 7 | spun off | 18 | 0 |
| Ret | 26 | Andrea de Cesaris |
Ligier-Renault | 7 | engine | 16 | 0 |
| Ret | 9 | Philippe Alliot |
RAM-Hart | 6 | electrical | 23 | 0 |
| Ret | 28 | Rene Arnoux |
Ferrari | 5 | gear box | 14 | 0 |
| Ret | 7 | Alain Prost |
McLaren-TAG | 3 | engine | 2 | 0 |
| Dnq | 20 | Pierluigi Martini |
Toleman-Hart | did not qualify | 0 | ||
| Dns | 14 |  Manfred Winkelhock |
ATS-BMW | did not start | 21 | 0 | |