1981 San Marino Grand Prix
Round 4 of the 1981 Formula 1 season, held on 3 May 1981.
Circuit: Autodromo Enzo e Dino Ferrari
Nelson Piquet won for Brabham. Pole position: Gilles Villeneuve.
Podium
| Pos | Driver | Team |
|---|---|---|
| 1 | Nelson Piquet | Brabham |
| 2 | Riccardo Patrese | Arrows |
| 3 | Carlos Reutemann | Williams |
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