Race Result
| GP n. 334 - 18/05/1980 - Grand Prix of Monaco Circuit de Monte Carlo |
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| Winner: | Carlos Reutemann / Williams-Ford - 1:55'34.365 | ||||||
| Pole Position: | Didier Pironi / Ligier-Ford - 1:24.813 | ||||||
| Fastest Lap: | Carlos Reutemann / Williams-Ford - 1:27.418 | ||||||
| Pos | Nš | Driver | Constructor | Laps | Time/Retired | Grid | Points |
| 1 | 28 |  Carlos Reutemann |
Williams-Ford | 76 | 1:55'34.365 | 2 | 9 |
| 2 | 26 |  Jacques Laffite |
Ligier-Ford | 76 | + 1'13.629 | 5 | 6 |
| 3 | 5 |  Nelson Piquet |
Brabham-Ford | 76 | + 1'17.726 | 4 | 4 |
| 4 | 30 |  Jochen Mass |
Arrows-Ford | 75 | + 1 lap | 15 | 3 |
| 5 | 2 |  Gilles Villeneuve |
Ferrari | 75 | + 1 lap | 6 | 2 |
| 6 | 20 | Emerson Fittipaldi |
Fittipaldi-Ford | 74 | + 2 laps | 18 | 1 |
| 7 | 11 |  Mario Andretti |
Lotus-Ford | 73 | + 3 laps | 19 | 0 |
| 8 | 29 |  Riccardo Patrese |
Arrows-Ford | 73 | + 3 laps | 11 | 0 |
| 9 | 12 | Elio de Angelis |
Lotus-Ford | 68 | accident | 14 | 0 |
| Nc | 9 |  Jan Lammers |
ATS-Ford | 64 | not classified | 13 | 0 |
| Ret | 25 | Didier Pironi |
Ligier-Ford | 54 | accident | 1 | 0 |
| Ret | 16 | Rene Arnoux |
Renault | 53 | accident | 20 | 0 |
| Ret | 22 | Patrick Depailler |
Alfa Romeo | 50 | engine | 7 | 0 |
| Ret | 1 |  Jody Scheckter |
Ferrari | 27 | handling | 17 | 0 |
| Ret | 15 | Jean Pierre Jabouille |
Renault | 25 | gear box | 16 | 0 |
| Ret | 27 |  Alan Jones |
Williams-Ford | 25 | differential | 3 | 0 |
| Ret | 23 | Bruno Giacomelli |
Alfa Romeo | 0 | accident | 8 | 0 |
| Ret | 8 | Alain Prost |
McLaren-Ford | 0 | accident | 10 | 0 |
| Ret | 3 | Jean Pierre Jarier |
Tyrrell-Ford | 0 | accident | 9 | 0 |
| Ret | 4 |  Derek Daly |
Tyrrell-Ford | 0 | accident | 12 | 0 |
| Dnq | 6 | Ricardo Zunino |
Brabham-Ford | did not qualify | 0 | ||
| Dnq | 14 |  Tiff Needell |
Ensign-Ford | did not qualify | 0 | ||
| Dnq | 21 |  Keke Rosberg |
Fittipaldi-Ford | did not qualify | 0 | ||
| Dnq | 7 | John Watson |
McLaren-Ford | did not qualify | 0 | ||
| Dnq | 31 | Eddie Cheever |
Osella-Ford | did not qualify | 0 | ||
| Dnq | 17 | Geoff Lees |
Shadow-Ford | did not qualify | 0 | ||
| Dnq | 18 | Dave Kennedy |
Shadow-Ford | did not qualify | 0 | ||