| Intro | British motorcycle racer |
| Was | Motorcycle racer |
| From | United Kingdom |
| Type | Sports |
| Gender | male |
| Birth | 16 March 1911, Gloucestershire |
| Death |
22 March 1982 (aged 71 years) |
Alfred Robert “Bob” Foster (16 March 1911 – 22 March 1982) was a British former Grand Prix motorcycle road racer.
Foster’s win on a unit-construction New Imperial in the 1936 Isle of Man TT was the last time that Great Britain won a Lightweight TT.
He won 1950 FIM 350cc World Championship on a Velocette. He also won the 1947 Junior TT at the Isle of Man TT races, the first TT held after the end of the Second World War.
Motorcycle Grand Prix results
1949 point system.
| Position | 1 | 2 | 3 | 4 | 5 | Fastest lap |
| Points | 10 | 8 | 7 | 6 | 5 | 1 |
Points system from 1950 to 1968.
| Position | 1 | 2 | 3 | 4 | 5 | 6 |
| Points | 8 | 6 | 4 | 3 | 2 | 1 |
(Races in italics indicate fastest lap)
| Year | Class | Team | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Points | Rank | Wins |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1949 | 350cc | Velocette | IOM 6 |
SUI – |
NED 2 |
BEL 2 |
ULS – |
16.5 | 3rd | 0 | |||
| 500cc | Moto Guzzi | IOM NC |
SUI – |
NED – |
BEL – |
ULS – |
NAT – |
0 | – | 0 | |||
| 1950 | 350cc | Velocette | IOM NC |
BEL 1 |
NED 1 |
SUI 2 |
ULS 1 |
NAT – |
30 | 1st | 3 | ||
| 500cc | Moto Guzzi | IOM NC |
0 | – | 0 | ||||||||
| AJS | BEL 7 |
NED – |
SUI – |
ULS – |
NAT 15 |
||||||||
| 1951 | 250cc | Velocette | SUI – |
IOM NC |
FRA – |
ULS – |
NAT – |
0 | – | 0 | |||
| 350cc | Velocette | ESP – |
SUI – |
IOM 6 |
BEL – |
NED – |
FRA – |
ULS – |
NAT – |
1 | 16th | 0 |