Three-time Formula One champion driver Sir Jack Brabham has died, according to reports.
The Australian driver won Formula One titles in 1959, 1960 and 1966 including 14 grand prix wins. In 1967 he finished second behind Kiwi teammate Denny Hulme.
A legend in the sport, he made his Formula One debut in 1955 before retiring after the 1970 season.
He was 88.
The Australian Grand Prix confirmed to AAP that Brabham has died.
The organisation will release an official statement shortly. Motorsport writer Peter McKay tweeted the news early on Monday.
"Saddened to say I've just heard that the mighty Sir Jack Brabham passed away this morning at six o'clock,'' he wrote.