| « JJ Lehto | Drivers / 1991 / Nigel Mansell / Entries | Pierluigi Martini » | |
| « 1990 | 1992 » |
| Race | Date | Team | Car | Engine | Tyre | Grid | Race | F.lap rank | |||
| 1 | USA | 10/03/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 4 | Ret | 10 | ||
| 2 | BRA | 24/03/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 3 | Ret | 1 | ||
| 3 | SMR | 28/04/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 4 | Ret | - | ||
| 4 | MCO | 12/05/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 5 | 2 | 2 | ||
| 5 | CAN | 02/06/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 2 | 6 | 1 | ||
| 6 | MEX | 16/06/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 2 | 2 | 1 | ||
| 7 | FRA | 07/07/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 4 | 1 | 1 | ||
| 8 | GBR | 14/07/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 1 | 1 | 1 | ||
| 9 | DEU | 28/07/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 1 | 1 | 2 | ||
| 10 | HUN | 11/08/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 3 | 2 | 3 | ||
| 11 | BEL | 25/08/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 3 | Ret | 4 | ||
| 12 | ITA | 08/09/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 2 | 1 | 4 | ||
| 13 | PRT | 22/09/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 4 | Dsq | 1 | ||
| 14 | ESP | 29/09/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 2 | 1 | 3 | ||
| 15 | JPN | 20/10/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 3 | Ret | 13 | ||
| 16 | AUS | 03/11/1991 | Williams | Williams FW14 | Renault RS3 (3.5L V10) | G | 3 | 2 | 4 |