| «1984-04» | San Marino Grand Prix - IV Gran Premio di San Marino |
| 1984-05-06 | Imola - Autodromo Internazionale Enzo e Dino Ferrari - 60 laps × 5.04 km : 302.4 km |
| Pos | Car | Driver | Constructor | Time | Speed | Lap | Gap |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Nelson Piquet | Brabham • BMW | 01:33.275 | 194.522 km/h | 48 | |
| 2 | 28 | René Arnoux | Ferrari | 01:33.373 | 194.317 km/h | 44 | +00.098 |
| 3 | 7 | Alain Prost | McLaren • TAG Porsche | 01:33.580 | 193.888 km/h | 50 | +00.305 |
| 4 | 26 | Andrea de Cesaris | Ligier • Renault | 01:34.415 | 192.173 km/h | 55 | +01.140 |
| 5 | 11 | Elio de Angelis | Lotus • Renault | 01:34.525 | 191.949 km/h | 54 | +01.250 |
| 6 | 8 | Niki Lauda | McLaren • TAG Porsche | 01:34.686 | 191.623 km/h | 11 | +01.411 |
| 7 | 2 | Teo Fabi | Brabham • BMW | 01:35.534 | 189.922 km/h | 44 | +02.259 |
| 8 | 23 | Eddie Cheever | Alfa Romeo | 01:35.849 | 189.298 km/h | 27 | +02.574 |
| 9 | 16 | Derek Warwick | Renault | 01:36.000 | 189.000 km/h | 12 | +02.725 |
| 10 | 27 | Michele Alboreto | Ferrari | 01:36.053 | 188.896 km/h | 20 | +02.778 |
| 11 | 4 | Stefan Bellof | Tyrrell • Ford Cosworth | 01:36.095 | 188.813 km/h | 43 | +02.820 |
| 12 | 3 | Martin Brundle | Tyrrell • Ford Cosworth | 01:37.013 | 187.026 km/h | 38 | +03.738 |
| 13 | 17 | Marc Surer | Arrows • BMW | 01:37.089 | 186.880 km/h | 25 | +03.814 |
| 14 | 14 | Manfred Winkelhock | ATS • BMW | 01:37.319 | 186.438 km/h | 11 | +04.044 |
| 15 | 10 | Jonathan Palmer | RAM • Hart | 01:37.472 | 186.146 km/h | 44 | +04.197 |
| 16 | 9 | Philippe Alliot | RAM • Hart | 01:38.199 | 184.768 km/h | 47 | +04.924 |
| 17 | 20 | Johnny Cecotto | Toleman • Hart | 01:38.208 | 184.751 km/h | 52 | +04.933 |
| 18 | 18 | Thierry Boutsen | Arrows • Ford Cosworth | 01:38.430 | 184.334 km/h | 52 | +05.155 |
| 19 | 5 | Jacques Laffite | Williams • Honda | 01:38.517 | 184.171 km/h | 11 | +05.242 |
| 20 | 22 | Riccardo Patrese | Alfa Romeo | 01:39.389 | 182.555 km/h | 3 | +06.114 |
| 21 | 21 | Mauro Baldi | Spirit • Hart | 01:39.404 | 182.528 km/h | 46 | +06.129 |
| 22 | 6 | Keke Rosberg | Williams • Honda | 01:39.769 | 181.860 km/h | 2 | +06.494 |
| 23 | 30 | Jo Gartner | Osella • Alfa Romeo | 01:40.949 | 179.734 km/h | 41 | +07.674 |
| 24 | 12 | Nigel Mansell | Lotus • Renault | 01:41.622 | 178.544 km/h | 2 | +08.347 |