Geoff Brabham (born March 20 1952) is an Australian racing driver. He is the son of three-time Formula One World Champion Jack Brabham. He spent the majority of his racing career in the United States. Although he raced successfully in CART earlier in his career - in 10 appearances in the Indianapolis 500, his best result was 4th in 1983 - he achieved most success in various forms of sports cars, winning four IMSA GTP titles (1988 - 1991) and one Can-Am championship (1981). Wikipedia
The definitive Wikipedia entry for Geoff Brabham. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Geoff_Brabham