| 1 | United States Grand Prix | 1991-03-10 | Phoenix street circuit
Phoenix, USA | Ayrton Senna (McLaren) |
| 2 | Brazilian Grand Prix | 1991-03-24 | Autódromo José Carlos Pace
São Paulo, Brazil | Ayrton Senna (McLaren) |
| 3 | San Marino Grand Prix | 1991-04-28 | Autodromo Enzo e Dino Ferrari
Imola, Italy | Ayrton Senna (McLaren) |
| 4 | Monaco Grand Prix | 1991-05-12 | Circuit de Monaco
Monte-Carlo, Monaco | Ayrton Senna (McLaren) |
| 5 | Canadian Grand Prix | 1991-06-02 | Circuit Gilles Villeneuve
Montreal, Canada | Nelson Piquet (Benetton) |
| 6 | Mexican Grand Prix | 1991-06-16 | Autódromo Hermanos Rodríguez
Mexico City, Mexico | Riccardo Patrese (Williams) |
| 7 | French Grand Prix | 1991-07-07 | Circuit de Nevers Magny-Cours
Magny Cours, France | Nigel Mansell (Williams) |
| 8 | British Grand Prix | 1991-07-14 | Silverstone Circuit
Silverstone, UK | Nigel Mansell (Williams) |
| 9 | German Grand Prix | 1991-07-28 | Hockenheimring
Hockenheim, Germany | Nigel Mansell (Williams) |
| 10 | Hungarian Grand Prix | 1991-08-11 | Hungaroring
Budapest, Hungary | Ayrton Senna (McLaren) |
| 11 | Belgian Grand Prix | 1991-08-25 | Circuit de Spa-Francorchamps
Spa, Belgium | Ayrton Senna (McLaren) |
| 12 | Italian Grand Prix | 1991-09-08 | Autodromo Nazionale di Monza
Monza, Italy | Nigel Mansell (Williams) |
| 13 | Portuguese Grand Prix | 1991-09-22 | Autódromo do Estoril
Estoril, Portugal | Riccardo Patrese (Williams) |
| 14 | Spanish Grand Prix | 1991-09-29 | Circuit de Barcelona-Catalunya
Montmeló, Spain | Nigel Mansell (Williams) |
| 15 | Japanese Grand Prix | 1991-10-20 | Suzuka Circuit
Suzuka, Japan | Gerhard Berger (McLaren) |
| 16 | Australian Grand Prix | 1991-11-03 | Adelaide Street Circuit
Adelaide, Australia | Ayrton Senna (McLaren) |