John Watson won the British Grand Prix 1981 at Silverstone Circuit on 18 July 1981, starting from P5 on the grid. Carlos Reutemann finished second for Williams, with Jacques Laffite completing the podium for Ligier.
| Pos | Driver | Team | Grid | Pts | FL | Status |
|---|---|---|---|---|---|---|
1 | | | 5 | 9 | Finished | |
2 | | | 9 | 6 | Finished | |
3 | | 14 | 4 | +1 Lap | ||
4 | | 23 | 3 | +1 Lap | ||
5 | | 13 | 2 | +1 Lap | ||
6 | | 21 | 1 | +1 Lap | ||
7 | | 17 | 0 | +2 Laps | ||
8 | | 20 | 0 | +3 Laps | ||
9 | | 1 | 0 | Distributor | ||
10 | | 10 | 0 | Engine | ||
11 | | 24 | 0 | Out of fuel | ||
R | | 11 | 0 | Throttle | ||
R | | 14 | 0 | Suspension | ||
D | | 22 | 0 | Disqualified | ||
R | | 2 | 0 | Distributor | ||
R | | 15 | 0 | Clutch | ||
R | | 4 | 0 | Turbo | ||
R | | 3 | 0 | Tyre | ||
R | | 12 | 0 | Transmission | ||
R | | 8 | 0 | Spun off | ||
R | | 7 | 0 | Collision | ||
R | | 6 | 0 | Spun off | ||
R | | 19 | 0 | Clutch | ||
R | | 18 | 0 | Spun off | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify | ||
F | | 0 | 0 | Did not qualify |