1990 Grand Prix of San Marino
13 May - Imola: 307.440km (5.040km x 61 laps)



Pole Position: Ayrton Senna, McLaren-Honda MP4/5B, 1:23.220
Fastest lap: Alessandro Nannini, 1:27.156 (208.178 km/h on lap 60)

Results
 1. Riccardo Patrese       Williams-Renault FW13B       1:30:55.478 (202.876 km/h)
 2. Gerhard Berger         McLaren-Honda MP4/5B        -      5.117
 3. Alessandro Nannini     Benetton-Ford B190          -      6.240
 4. Alain Prost            Ferrari 641                 -      6.843
 5. Nelson Piquet          Benetton-Ford B190          -     53.112
 6. Jean Alesi             Tyrrell-Ford 019            -  1 lap
 7. Derek Warwick          Lotus-Lamborghini 102       -  1 lap
 8. Martin Donnelly        Lotus-Lamborghini 102       -  1 lap
 9. Philippe Alliot        Ligier-Ford JS33B           -  1 lap
10. Nicola Larini          Ligier-Ford JS33B           -  2 laps
11. Paolo Barilla          Minardi-Ford M190           -  2 laps
12. J.J. Lehto             Onyx-Ford ORE-2             -  2 laps
13. Eric Bernard           Lola-Lamborghini 90         -  5 laps (Gearbox)
    

    

Retirements    
    Olivier Grouillard     Osella-Ford FA1M-E          -  9 laps (Wheel bearing)
    Nigel Mansell          Ferrari 641                 - 23 laps (Engine)
    Gregor Foitek          Onyx-Ford ORE-2             - 26 laps (Engine)
    Stefano Modena         Brabham-Judd BT59           - 30 laps (Brakes/Spun)
    Andrea de Cesaris      Dallara-Ford 190            - 32 laps (Wheel bearing)
    Mauricio Gugelmin      Leyton House-Judd CG901     - 37 laps (Electrics)
    Aguri Suzuki           Lola-Lamborghini 90         - 44 laps (Clutch)
    Thierry Boutsen        Williams-Renault FW13B      - 44 laps (Engine)
    Ayrton Senna           McLaren-Honda MP4/5B        - 58 laps (Wheel rim/Spun)
    Emanuele Pirro         Dallara-Ford 190            - 59 laps (Spun)
    Roberto Moreno         EuroBrun-Judd ER189         - 61 laps (Throttle)
    Ivan Capelli           Leyton House-Judd CG901     - 61 laps (Accident)
    Satoru Nakajima        Tyrrell-Ford 019            - 61 laps (Accident)
    
Did Not Start    
    Pierluigi Martini      Minardi-Ford M190            Accident/Injury

Did Not Qualify
    Alex Caffi             Arrows-Ford A11B
    Michele Alboreto       Arrows-Ford A11B
    David Brabham          Brabham-Judd BT59
    
Did Not Pre-qualify    
    Bertrand Gachot        Coloni-Subaru FC189B
    Claudio Langes         EuroBrun-Judd ER189B
    Bruno Giacomelli       Life L190
    Gabriele Tarquini      AGS-Ford JH25

Qualifying Times:

 1. Ayrton Senna           McLaren-Honda MP4/5B         1:23.220 (218.025 km/h)
 2. Gerhard Berger         McLaren-Honda MP4/5B        -   0.561
 3. Riccardo Patrese       Williams-Renault FW13B      -   1.224
 4. Thierry Boutsen        Williams-Renault FW13B      -   1.819
 5. Nigel Mansell          Ferrari 641                 -   1.875
 6. Alain Prost            Ferrari 641                 -   1.959
 7. Jean Alesi             Tyrrell-Ford 019            -   2.010
 8. Nelson Piquet          Benetton-Ford B190          -   2.541
 9. Alessandro Nannini     Benetton-Ford B190          -   2.822
10. Derek Warwick          Lotus-Lamborghini 102       -   3.462
11. Martin Donnelly        Lotus-Lamborghini 102       -   3.494
12. Mauricio Gugelmin      Leyton House-Judd CG901     -   3.616
13. Eric Bernard           Lola-Lamborghini 90         -   3.618
14. Stefano Modena         Brabham-Judd BT59           -   3.788
15. Aguri Suzuki           Lola-Lamborghini 90         -   3.848
16. Philippe Alliot        Ligier-Ford JS33B           -   3.994
17. Andrea de Cesaris      Dallara-Ford 190            -   3.997
18. Ivan Capelli           Leyton House-Judd CG901     -   4.301
19. Satoru Nakajima        Tyrrell-Ford 019            -   4.312
20. Nicola Larini          Ligier-Ford JS33B           -   4.344
21. Emanuele Pirro         Dallara-Ford 190            -   4.393
22. Olivier Grouillard     Osella-Ford FA1M-E          -   4.789
23. Gregor Foitek          Onyx-Ford ORE-2             -   4.891
24. Roberto Moreno         EuroBrun-Judd ER189         -   5.383
25. J.J. Lehto             Onyx-Ford ORE-2             -   5.405
26. Paolo Barilla          Minardi-Ford M190           -   5.447
    
Did Not Qualify    
27. Alex Caffi             Arrows-Ford A11B            -   5.479
28. Michele Alboreto       Arrows-Ford A11B            -   5.577
29. David Brabham          Brabham-Judd BT59           -   8.062

Did Not Pre-qualify
30. Bertrand Gachot        Coloni-Subaru FC189B        -  10.334
31. Claudio Langes         EuroBrun-Judd ER189B        -  11.052
32. Bruno Giacomelli       Life L190                   -5:52.992
33. Gabriele Tarquini      AGS-Ford JH25                No time