Classification
| Pos | No | Driver | Constructor | Laps | Time/Retired | Grid | Points |
|---|---|---|---|---|---|---|---|
| 1 | 27 | Gilles Villeneuve | Ferrari | 76 | 1:54:23.38 | 2 | 9 |
| 2 | 1 | Alan Jones | Williams-Ford | 76 | + 39.91 | 7 | 6 |
| 3 | 26 | Jacques Laffite | Ligier-Matra | 76 | + 1:29.24 | 8 | 4 |
| 4 | 28 | Didier Pironi | Ferrari | 75 | + 1 Lap | 17 | 3 |
| 5 | 3 | Eddie Cheever | Tyrrell-Ford | 74 | + 2 Laps | 15 | 2 |
| 6 | 14 | Marc Surer | Ensign-Ford | 74 | + 2 Laps | 19 | 1 |
| 7 | 33 | Patrick Tambay | Theodore-Ford | 72 | + 4 Laps | 16 | |
| Ret | 5 | Nelson Piquet | Brabham-Ford | 53 | Spun Off | 1 | |
| Ret | 7 | John Watson | McLaren-Ford | 52 | Engine | 10 | |
| Ret | 4 | Michele Alboreto | Tyrrell-Ford | 50 | Collision | 20 | |
| Ret | 23 | Bruno Giacomelli | Alfa Romeo | 50 | Collision | 18 | |
| Ret | 15 | Alain Prost | Renault | 45 | Engine | 9 | |
| Ret | 2 | Carlos Reutemann | Williams-Ford | 33 | Gearbox | 4 | |
| Ret | 11 | Elio de Angelis | Lotus-Ford | 32 | Engine | 6 | |
| Ret | 16 | René Arnoux | Renault | 32 | Spun Off | 13 | |
| Ret | 29 | Riccardo Patrese | Arrows-Ford | 29 | Gearbox | 5 | |
| Ret | 12 | Nigel Mansell | Lotus-Ford | 15 | Suspension | 3 | |
| Ret | 30 | Siegfried Stohr | Arrows-Ford | 14 | Fuel System | 14 | |
| Ret | 8 | Andrea de Cesaris | McLaren-Ford | 0 | Collision | 11 | |
| Ret | 22 | Mario Andretti | Alfa Romeo | 0 | Collision | 12 | |
| DNQ | 20 | Keke Rosberg | Fittipaldi-Ford | ||||
| DNQ | 25 | Jean-Pierre Jabouille | Ligier-Matra | ||||
| DNQ | 6 | Hector Rebaque | Brabham-Ford | ||||
| DNQ | 21 | Chico Serra | Fittipaldi-Ford | ||||
| DNQ | 32 | Piercarlo Ghinzani | Osella-Ford | ||||
| DNQ | 31 | Beppe Gabbiani | Osella-Ford | ||||
| DNPQ | 10 | Slim Borgudd | ATS-Ford | ||||
| DNPQ | 18 | Derek Daly | March-Ford | ||||
| DNPQ | 17 | Eliseo Salazar | March-Ford | ||||
| DNPQ | 35 | Brian Henton | Toleman-Hart | ||||
| DNPQ | 36 | Derek Warwick | Toleman-Hart |
Read more about this topic: 1981 Monaco Grand Prix