Circuit de Spa-Francorchamps · 15 September 1985
Ayrton Senna won the 1985 Belgian Grand Prix for Team Lotus from 2nd on the grid, 28.422s ahead of Nigel Mansell. Pierluigi Martini gained the most places, from 24th on the grid to 12th.
| Pos | Team | Points Breakdown | Pts | |
|---|---|---|---|---|
| 1 | Team Lotus Senna 9 + de Angelis 0 | Senna 9 + de Angelis 0 | 9 | |
| 2 | Williams Mansell 6 + Rosberg 3 | Mansell 6 + Rosberg 3 | 9 | |
| 3 | McLaren Prost 4 | Prost 4 | 4 | |
| 4 | Brabham Piquet 2 + Surer 0 | Piquet 2 + Surer 0 | 2 | |
| 5 | Renault Warwick 1 + Tambay 0 | Warwick 1 + Tambay 0 | 1 | |
| 6 | Arrows Berger 0 + Boutsen 0 | Berger 0 + Boutsen 0 | 0 | |
| 7 | Ligier Streiff 0 + Laffite 0 | Streiff 0 + Laffite 0 | 0 | |
| 8 | Minardi Martini 0 | Martini 0 | 0 | |
| 9 | Tyrrell Brundle 0 | Brundle 0 | 0 | |
| 10 | Osella Rothengatter 0 | Rothengatter 0 | 0 | |
| 11 | Alfa Romeo Patrese 0 + Cheever 0 | Patrese 0 + Cheever 0 | 0 | |
| 12 | Toleman Fabi 0 + Ghinzani 0 | Fabi 0 + Ghinzani 0 | 0 | |
| 13 | Zakspeed Danner 0 | Danner 0 | 0 | |
| 14 | RAM Alliot 0 | Alliot 0 | 0 | |
| 15 | Ferrari Johansson 0 + Alboreto 0 | Johansson 0 + Alboreto 0 | 0 |
| Pos | Driver | Team | Race time / Gap | Laps | Stops | Pts | |
|---|---|---|---|---|---|---|---|
| 1 | Ayrton Senna Team Lotus | Team Lotus | 1:34:19.893 | 43 | — | 9 | |
| 2 | Nigel Mansell Williams | Williams | +28.422s | 43 | — | 6 | |
| 3 | Alain Prost McLaren | McLaren | +55.109s | 43 | — | 4 | |
| 4 | Keke Rosberg Williams | Williams | +1:15.290 | 43 | — | 3 | |
| 5 | Nelson Piquet Brabham | Brabham | +1 Lap | 42 | — | 2 | |
| 6 | Derek Warwick Renault | Renault | +1 Lap | 42 | — | 1 | |
| 7 | Gerhard Berger Arrows | Arrows | +1 Lap | 42 | — | — | |
| 8 | Marc Surer Brabham | Brabham | +1 Lap | 42 | — | — | |
| 9 | Philippe Streiff Ligier | Ligier | +1 Lap | 42 | — | — | |
| 10 | Thierry Boutsen Arrows | Arrows | +3 Laps | 40 | — | — | |
| 11 | Jacques Laffite Ligier | Ligier | DNF Accident | 38 | — | — | |
| 12 | Pierluigi Martini Minardi | Minardi | +5 Laps | 38 | — | — | |
| 13 | Martin Brundle Tyrrell | Tyrrell | +5 Laps | 38 | — | — | |
| NC | Huub Rothengatter Osella | Osella | NC | 37 | — | — | |
| DNF | Riccardo Patrese Alfa Romeo | Alfa Romeo | DNF Engine | 31 | — | — | |
| DNF | Eddie Cheever Alfa Romeo | Alfa Romeo | DNF Gearbox | 26 | — | — | |
| DNF | Patrick Tambay Renault | Renault | DNF Gearbox | 24 | — | — | |
| DNF | Teo Fabi Toleman | Toleman | DNF Throttle | 23 | — | — | |
| DNF | Elio de Angelis Team Lotus | Team Lotus | DNF Turbo | 17 | — | — | |
| DNF | Christian Danner Zakspeed | Zakspeed | DNF Gearbox | 16 | — | — | |
| DNF | Philippe Alliot RAM | RAM | DNF Accident | 10 | — | — | |
| DNF | Stefan Johansson Ferrari | Ferrari | DNF Spun off | 7 | — | — | |
| DNF | Piercarlo Ghinzani Toleman | Toleman | DNF Accident | 7 | — | — | |
| DNF | Michele Alboreto Ferrari | Ferrari | DNF Clutch | 3 | — | — |