1991 Season
Through round 15 of 16
| # | Date | Grand Prix | Pole | P1 | P2 | P3 |
|---|---|---|---|---|---|---|
| 1 | 10 Mar | 🇺🇸 United States Grand Prix | Senna | Senna | Prost | Piquet |
| 2 | 24 Mar | 🇧🇷 Brazilian Grand Prix | Senna | Senna | Patrese | Berger |
| 3 | 28 Apr | 🇸🇲 San Marino Grand Prix | Senna | Senna | Berger | Järvilehto |
| 4 | 12 May | 🇲🇨 Monaco Grand Prix | Senna | Senna | Mansell | Alesi |
| 5 | 2 Jun | 🇨🇦 Canadian Grand Prix | Patrese | Piquet | Modena | Patrese |
| 6 | 16 Jun | 🇲🇽 Mexican Grand Prix | Patrese | Patrese | Mansell | Senna |
| 7 | 7 Jul | 🇫🇷 French Grand Prix | Patrese | Mansell | Prost | Senna |
| 8 | 14 Jul | 🇬🇧 British Grand Prix | Mansell | Mansell | Berger | Prost |
| 9 | 28 Jul | 🇩🇪 German Grand Prix | Mansell | Mansell | Patrese | Alesi |
| 10 | 11 Aug | 🇭🇺 Hungarian Grand Prix | Senna | Senna | Mansell | Patrese |
| 11 | 25 Aug | 🇧🇪 Belgian Grand Prix | Senna | Senna | Berger | Piquet |
| 12 | 8 Sept | 🇮🇹 Italian Grand Prix | Senna | Mansell | Senna | Prost |
| 13 | 22 Sept | 🇵🇹 Portuguese Grand Prix | Patrese | Patrese | Senna | Alesi |
| 14 | 29 Sept | 🇪🇸 Spanish Grand Prix | Berger | Mansell | Prost | Patrese |
| 15 | 20 Oct | 🇯🇵 Japanese Grand Prix | Berger | Berger | Senna | Patrese |
| 16 | 3 Nov | 🇦🇺 Australian Grand Prix |