Alain Prost won the Monaco Grand Prix 1986 at Circuit de Monaco on 11 May 1986, starting from pole position. Keke Rosberg finished second for McLaren, with Ayrton Senna completing the podium for Team Lotus.
| Pos | Grid | Driver | Team | Laps | Time / Status | Pts | FL |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Alain ProstPRO | McLaren | 78 | 1:55:41.060 | 9 | |
| 2 | 9 | Keke RosbergROS | McLaren | 78 | +25.022 | 6 | |
| 3 | 3 | Ayrton SennaSEN | Team Lotus | 78 | +53.646 | 4 | |
| 4 | 2 | Nigel MansellMAN | Williams | 78 | +1:11.402 | 3 | |
| 5 | 12 | René ArnouxARN | Ligier | 77 | +1 Lap | 2 | |
| 6 | 7 | Jacques LaffiteLAF | Ligier | 77 | +1 Lap | 1 | |
| 7 | 11 | Nelson PiquetPIQ | Williams | 77 | +1 Lap | 0 | |
| 8 | 14 | Thierry BoutsenBOU | Arrows | 75 | +3 Laps | 0 | |
| 9 | 17 | Marc SurerSUR | Arrows | 75 | +3 Laps | 0 | |
| 10 | 15 | Stefan JohanssonJOH | Ferrari | 75 | +3 Laps | 0 | |
| 11 | 13 | Philippe StreiffSTR | Tyrrell | 74 | +4 Laps | 0 | |
| 12 | 19 | Jonathan PalmerPAL | Zakspeed | 74 | +4 Laps | 0 | |
| R | 10 | Martin BrundleBRU | Tyrrell | 67 | Accident | 0 | |
| R | 8 | Patrick TambayTAM | Lola | 67 | Accident | 0 | |
| R | 5 | Gerhard BergerBER | Benetton | 42 | Steering | 0 | |
| R | 6 | Riccardo PatresePAT | Brabham | 38 | Fuel pump | 0 | |
| R | 4 | Michele AlboretoALB | Ferrari | 38 | Turbo | 0 | |
| R | 20 | Elio de AngelisDEA | Brabham | 31 | Engine | 0 | |
| R | 16 | Teo FabiFAB | Benetton | 17 | Brakes | 0 | |
| R | 18 | Alan JonesJON | Lola | 2 | Accident | 0 | |
| F | 0 | Piercarlo GhinzaniGHI | Osella | 0 | Did not qualify | 0 | |
| F | 0 | Johnny DumfriesDUM | Team Lotus | 0 | Did not qualify | 0 | |
| F | 0 | Huub RothengatterROT | Zakspeed | 0 | Did not qualify | 0 | |
| F | 0 | Christian DannerDAN | Osella | 0 | Did not qualify | 0 | |
| F | 0 | Andrea de CesarisDEC | Minardi | 0 | Did not qualify | 0 |