1991 Grand Prix de Belgique
| Date | 25.08.1991 | Category | Formula 1 |
| Circuit | Circuit de Spa-Francorchamps | Championship | Formula 1 World Championship |
| Race title | Grand Prix de Belgique | Round | 11 |
| Distance | 44 laps = 305.36 km | Country | Belgium |
Winner's speed: 209.883 kmh
Pole's speed: 231.739 kmh
Fastest lap speed: 216.948 kmh
| Rank | Pos. | # | Driver | Entrant | Car | Laps | Laps lead | Time | Status | Pts | FL time | FL rank | Grid | Row | Qual time |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | Ayrton Senna | Honda Marlboro McLaren | McLaren MP4/6 Honda 3.5 V12 | 44 | 28 | 1:27'17.669 | finished | 10 | 1'56.471 | 5 | 1 | 1 | 1'47.811 |
| 33 | 31 | Pedro Chaves | Coloni Racing Srl | Coloni C4 Cosworth DFR 3.5 V8 | DNPQ | 2'01.921 |