Circuit Gilles Villeneuve · 15 June 1986
Nigel Mansell won the 1986 Canadian Grand Prix for Williams from 1st on the grid, 20.659s ahead of Alain Prost. Huub Rothengatter gained the most places, from 24th on the grid to 12th.
| Pos | Team | Points Breakdown | Pts | |
|---|---|---|---|---|
| 1 | Williams Mansell 9 + Piquet 4 | Mansell 9 + Piquet 4 | 13 | |
| 2 | McLaren Prost 6 + Rosberg 3 | Prost 6 + Rosberg 3 | 9 | |
| 3 | Team Lotus Senna 2 + Dumfries 0 | Senna 2 + Dumfries 0 | 2 | |
| 4 | Ligier Arnoux 1 + Laffite 0 | Arnoux 1 + Laffite 0 | 1 | |
| 5 | Ferrari Alboreto 0 + Johansson 0 | Alboreto 0 + Johansson 0 | 0 | |
| 6 | Tyrrell Brundle 0 + Streiff 0 | Brundle 0 + Streiff 0 | 0 | |
| 7 | Lola Jones 0 + Tambay 0 | Jones 0 + Tambay 0 | 0 | |
| 8 | Zakspeed Rothengatter 0 + Palmer 0 | Rothengatter 0 + Palmer 0 | 0 | |
| 9 | Brabham Patrese 0 + Warwick 0 | Patrese 0 + Warwick 0 | 0 | |
| 10 | Osella Ghinzani 0 + Danner 0 | Ghinzani 0 + Danner 0 | 0 | |
| 11 | Minardi de Cesaris 0 + Nannini 0 | de Cesaris 0 + Nannini 0 | 0 | |
| 12 | Arrows Boutsen 0 | Boutsen 0 | 0 | |
| 13 | Benetton Berger 0 + Fabi 0 | Berger 0 + Fabi 0 | 0 |
| Pos | Driver | Team | Race time / Gap | Laps | Stops | Pts | |
|---|---|---|---|---|---|---|---|
| 1 | Nigel Mansell Williams | Williams | 1:42:26.415 | 69 | — | 9 | |
| 2 | Alain Prost McLaren | McLaren | +20.659s | 69 | — | 6 | |
| 3 | Nelson Piquet Williams | Williams | +36.262s | 69 | — | 4 | |
| 4 | Keke Rosberg McLaren | McLaren | +1:35.673 | 69 | — | 3 | |
| 5 | Ayrton Senna Team Lotus | Team Lotus | +1 Lap | 68 | — | 2 | |
| 6 | René Arnoux Ligier | Ligier | +1 Lap | 68 | — | 1 | |
| 7 | Jacques Laffite Ligier | Ligier | +1 Lap | 68 | — | — | |
| 8 | Michele Alboreto Ferrari | Ferrari | +1 Lap | 68 | — | — | |
| 9 | Martin Brundle Tyrrell | Tyrrell | +2 Laps | 67 | — | — | |
| 10 | Alan Jones Lola | Lola | +3 Laps | 66 | — | — | |
| 11 | Philippe Streiff Tyrrell | Tyrrell | +4 Laps | 65 | — | — | |
| 12 | Huub Rothengatter Zakspeed | Zakspeed | +6 Laps | 63 | — | — | |
| DNF | Riccardo Patrese Brabham | Brabham | DNF Turbo | 44 | — | — | |
| DNF | Piercarlo Ghinzani Osella | Osella | DNF Gearbox | 43 | — | — | |
| DNF | Andrea de Cesaris Minardi | Minardi | DNF Gearbox | 40 | — | — | |
| DNF | Thierry Boutsen Arrows | Arrows | DNF Electrical | 38 | — | — | |
| DNF | Gerhard Berger Benetton | Benetton | DNF Turbo | 34 | — | — | |
| DNF | Stefan Johansson Ferrari | Ferrari | DNF Accident | 29 | — | — | |
| DNF | Johnny Dumfries Team Lotus | Team Lotus | DNF Accident | 28 | — | — | |
| DNF | Jonathan Palmer Zakspeed | Zakspeed | DNF Engine | 24 | — | — | |
| DNF | Derek Warwick Brabham | Brabham | DNF Engine | 20 | — | — | |
| DNF | Alessandro Nannini Minardi | Minardi | DNF Turbo | 17 | — | — | |
| DNF | Teo Fabi Benetton | Benetton | DNF Battery | 13 | — | — | |
| DNF | Christian Danner Osella | Osella | DNF Turbo | 6 | — | — | |
| DNS | Patrick Tambay Lola | Lola | DNS Accident | 0 | — | — |