Jack Brabham was a Royal Australian Air Force flight mechanic and ran a small engineering workshop before he started racing.
Hunt won the 1976 World Drivers' Championship in his first year with McLaren, and he stayed with the team for another two years, though with less success.
Mario Gabriele Andretti is an Italian-born American former racing driver. Andrettti was born on February 28, 1940 in Italy.
He had won more Grand Prix races (25) and scored more Grand Prix pole positions (33) than any other driver at the time of his death, at the age of 32.
He was the first driver with the Williams team to win a Formula One World Championship, becoming World Drivers' Champion in 1980.
Jacques Villeneuve was born in 1971 in Saint-Jean-sur-Richelieu, a small town outside of Montreal in the province of Quebec.
After retiring from Formula One, Coulthard worked as a consultant for Red Bull and then became a commentator and analyst.
Graham Hill was conscripted into the Royal Navy and served as an Engine Room Artificer on the light cruiser HMS Swiftsure.
He was known as the "Flying Scot" because he competed in Formula One from 1965 to 1973, winning three World Drivers' Championships and finished second twice.
Damon Hill was born in 1960 to Graham and Bette Hill. Graham Hill was also a racing driver in the international Formula One series.