| Intro | South African racing driver |
| Was |
Racecar driver Formula One driver Engineer |
| From | South Africa |
| Type |
Engineering Sports |
| Gender | male |
| Birth | 1 December 1948, Ficksburg, Setsoto Local Municipality, Thabo Mofutsanyana District Municipality, Free State |
| Death |
22 June 1999 (aged 50 years) |
Percival Guy Tunmer (1 December 1948 in Ficksburg – 22 June 1999 in Sandton, Johannesburg) was a racing driver from South Africa. He participated in one Formula One World Championship Grand Prix, his home race in 1975, driving a Lotus 72 for a local team, Team Gunston. He finished 11th, scoring no championship points. He later found success in Formula Atlantic.
Guy Tunmer was killed in a motorcycle accident in his native South Africa in 1999.
Complete Formula One World Championship results
(key)
| Year | Entrant | Chassis | Engine | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | WDC | Points |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1975 | Team Gunston | Lotus 72 | Cosworth V8 | ARG | BRA | RSA 11 |
ESP | MON | BEL | SWE | NED | FRA | GBR | GER | AUT | ITA | USA | NC | 0 |