1981 British motorcycle Grand Prix
# 1981 British motorcycle Grand Prix

The 1981 British motorcycle Grand Prix was the eleventh round of the 1981 Grand Prix motorcycle racing season. It took place on the weekend of 31–2 August 1981 at the Silverstone Circuit.

## Classification

### 500 cc

| Pos. | Rider | Team | Manufacturer | Time/Retired | Points |
| - | - | - | - | - | - |
| 1 | Jack Middelburg | Racing Westland | Suzuki | 43'24.340 | 15 |
| 2 | Kenny Roberts | Yamaha Motor Company | Yamaha | +0.300 | 12 |
| 3 | Randy Mamola | Ingersoll Herin Team Suzuki | Suzuki | +13.040 | 10 |
| 4 | Bernard Fau | | Yamaha | +36.220 | 8 |
| 5 | Marc Fontan | Team Sonauto Gauloises | Yamaha | +36.560 | 6 |
| 6 | Boet van Dulmen | | Yamaha | +37.790 | 5 |
| 7 | Stuart Avant | Ellis Racing | Suzuki | +44.950 | 4 |
| 8 | Ikujiro Takai | | Yamaha | +45.410 | 3 |
| 9 | Steve Parrish | Team Mitsui Yamaha | Yamaha | +45.790 | 2 |
| 10 | Chris Guy | | Suzuki | +53.360 | 1 |
| 11 | Graziano Rossi | | Yamaha | +1'06.370 | |
| 12 | Peter Sjöström | | Suzuki | +1'13.310 | |
| 13 | Guido Paci | | Yamaha | +1'14.280 | |
| 14 | Roberto Pietri | | Suzuki | +1'24.220 | |
| 15 | Andreas Hofmann | | Suzuki | +1'25.010 | |
| 16 | Franco Uncini | | Suzuki | +1 lap | |
| 17 | Graham Wood | | Yamaha | +1 lap | |
| 18 | Christian Sarron | Team Sonauto Gauloises | Yamaha | +1 lap | |
| 19 | Marco Lucchinelli | Team Nava Suzuki | Suzuki | +1 lap | |
| 20 | Alex George | | Yamaha | +1 lap | |
| 21 | Barry Woodland | | Lombardini | +1 lap | |
| 22 | Carlo Perugini | Moto Sanvenero | Sanvenero | +1 lap | |
| NC | Dave Potter | | Yamaha | Not classified | |
| NC | Sadao Asami | | Yamaha | Not classified | |
| Ret | Freddie Spencer | | Honda | Retired | |
| Ret | Christian Estrosi | | Pernod | Retired | |
| Ret | Keith Huewen | Heron Suzuki GB | Suzuki | Retired | |
| Ret | Philippe Coulon | | Suzuki | Retired | |
| Ret | Michel Frutschi | Elf Motor Racing Team | Yamaha | Retired | |
| Ret | Sergio Pellandini | | Suzuki | Retired | |
| Ret | Gary Lingham | | Suzuki | Retired | |
| Ret | Dale Singleton | Beaulieu Racing | Suzuki | Retired | |
| Ret | Steve Henshaw | | Suzuki | Retired | |
| Ret | Graeme Crosby | Ingersoll Herin Team Suzuki | Suzuki | Retired | |
| Ret | Dennis Ireland | | Suzuki | Retired | |
| Ret | Corrado Tuzii | | Suzuki | Retired | |
| Ret | John Newbold | | Suzuki | Retired | |
| Ret | Barry Sheene | | Yamaha | Retired | |
| Ret | Kork Ballington | Team Kawasaki | Kawasaki | Retired | |
| Sources: ||||||
