F1 Championship leaders
Drivers’ Championship
# | Grand Prix | Leader | Lead |
---|---|---|---|
1 | USA | (BRA) Ayrton Senna | 4 |
2 | Brazil | (BRA) Ayrton Senna | 11 |
3 | San Marino | (BRA) Ayrton Senna | 20 |
4 | Monaco | (BRA) Ayrton Senna | 29 |
5 | Canada | (BRA) Ayrton Senna | 24 |
6 | Mexico | (BRA) Ayrton Senna | 24 |
7 | France | (BRA) Ayrton Senna | 25 |
8 | Britain | (BRA) Ayrton Senna | 18 |
9 | Germany | (BRA) Ayrton Senna | 8 |
10 | Hungary | (BRA) Ayrton Senna | 12 |
11 | Belgium | (BRA) Ayrton Senna | 22 |
12 | Italy | (BRA) Ayrton Senna | 18 |
13 | Portugal | (BRA) Ayrton Senna | 24 |
14 | Spain | (BRA) Ayrton Senna | 16 |
15 | Japan | (BRA) Ayrton Senna | 22 |
16 | Australia | (BRA) Ayrton Senna | 24 |
Notes
- The 1991 season was the seventh season, and first since 1969, in which the Drivers’ Championship was led from start to finish by the same driver.
- Ayrton Senna was the sixth driver and the first Brazilian driver to achieve this feat.
- First time as championship leader
- No driver led the championship for the first time in 1991
- Last time as championship leader
- No driver led the championship for the last time in 1991
- Last time as championship leader until…
- 1993 for Ayrton Senna
- Last time as championship leader by a…
- Brazilian driver until 1993
Constructors’ Championship
# | Grand Prix | Leader | Lead |
---|---|---|---|
1 | USA | McLaren-Honda | 4 |
2 | Brazil | McLaren-Honda | 14 |
3 | San Marino | McLaren-Honda | 30 |
4 | Monaco | McLaren-Honda | 34 |
5 | Canada | McLaren-Honda | 31 |
6 | Mexico | McLaren-Honda | 21 |
7 | France | McLaren-Honda | 13 |
8 | Britain | McLaren-Honda | 12 |
9 | Germany | Williams-Renault | 1 |
10 | Hungary | McLaren-Honda | 2 |
11 | Belgium | McLaren-Honda | 16 |
12 | Italy | McLaren-Honda | 15 |
13 | Portugal | McLaren-Honda | 11 |
14 | Spain | Williams-Renault | 1 |
15 | Japan | McLaren-Honda | 11 |
16 | Australia | McLaren-Honda | 14 |
- First time as championship leader
- No constructor led the championship for the first time in 1991
- Last time as championship leader
- No constructor led the championship for the last time in 1991