Race Result
| GP n. 407 - 05/05/1985 - Grand Prix of San Marino Autodromo Enzo e Dino Ferrari |
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| Winner: | Elio de Angelis / Lotus-Renault - 1:34'35.955 | ||||||
| Pole Position: | Ayrton Senna / Lotus-Renault - 1:27.327 | ||||||
| Fastest Lap: | Michele Alboreto / Ferrari - 1:30.961 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 11 |  Elio de Angelis |
Lotus-Renault | 60 | 1:34'35.955 | 3 | 9 |
| 2 | 18 |  Thierry Boutsen |
Arrows-BMW | 59 | + 1 lap | 5 | 6 |
| 3 | 15 |  Patrick Tambay |
Renault | 59 | + 1 lap | 11 | 4 |
| 4 | 1 |  Niki Lauda |
McLaren-TAG | 59 | + 1 lap | 8 | 3 |
| 5 | 5 |  Nigel Mansell |
Williams-Honda | 58 | + 2 laps | 7 | 2 |
| 6 | 28 |  Stefan Johansson |
Ferrari | 57 | out of fuel | 15 | 1 |
| 7 | 12 |  Ayrton Senna |
Lotus-Renault | 57 | out of fuel | 1 | 0 |
| 8 | 7 | Nelson Piquet |
Brabham-BMW | 57 | out of fuel | 9 | 0 |
| 9 | 3 | Martin Brundle |
Tyrrell-Ford | 56 | out of fuel | 25 | 0 |
| 10 | 16 | Derek Warwick |
Renault | 56 | out of fuel | 14 | 0 |
| Nc | 24 | Piercarlo Ghinzani |
Osella-Alfa Romeo | 46 | not classified | 22 | 0 |
| Dsq | 2 | Alain Prost |
McLaren-TAG | 60 | disqualified | 6 | 0 |
| Ret | 23 |  Eddie Cheever |
Alfa Romeo | 50 | engine | 12 | 0 |
| Ret | 27 | Michele Alboreto |
Ferrari | 29 | electrical | 4 | 0 |
| Ret | 9 |  Manfred Winkelhock |
RAM-Hart | 27 | engine | 23 | 0 |
| Ret | 10 | Philippe Alliot |
RAM-Hart | 24 | engine | 21 | 0 |
| Ret | 6 |  Keke Rosberg |
Williams-Honda | 23 | brakes | 2 | 0 |
| Ret | 26 | Jacques Laffite |
Ligier-Renault | 22 | turbo | 16 | 0 |
| Ret | 29 | Pierluigi Martini |
Minardi-Motori Moderni | 14 | turbo | 19 | 0 |
| Ret | 25 | Andrea de Cesaris |
Ligier-Renault | 11 | spun off | 13 | 0 |
| Ret | 21 | Mauro Baldi |
Spirit-Hart | 9 | electrical | 26 | 0 |
| Ret | 8 | Francois Hesnault |
Brabham-BMW | 5 | engine | 20 | 0 |
| Ret | 4 | Stefan Bellof |
Tyrrell-Ford | 5 | engine | 24 | 0 |
| Ret | 22 | Riccardo Patrese |
Alfa Romeo | 4 | engine | 18 | 0 |
| Ret | 17 | Gerhard Berger |
Arrows-BMW | 4 | engine | 10 | 0 |
| Dns | 30 | Jonathan Palmer |
Zakspeed | did not start | 17 | 0 | |