Ralf Kelleners (born 18 May 1968 in Dinslaken) is a racing driver from Germany. Kelleners won the 1996 24 Hours of Le Mans in class alongside Guy Martinoelle and Bruno Eichmann.
His father Helmut Kelleners was also a racing driver, winning the Spa 24 Hours and the 24 Hours Nürburgring.
Kelleners began racing at Le Mans in 1996 in a Porsche 911 GT2. He ended up winning that race.
In 1999, Kelleners went to the U.S. to compete regularly in the U.S. sports car series. He competed in the American Le Mans Series with Champion Racing on a part time basis. In 2000, he began to race simultaneously in the Grand-Am Sports Car Series.
Complete 24 Hours of Le Mans results
(key) (Races in bold indicate pole position; results in italics indicate fastest lap)