Robert Michael Doornbos (Dutch pronunciation: [ˈroːbərt ˈmɑikəl ˈdoːr(ə)mbɔs]; born 23 September 1981) is a Dutch former racing driver who also competed with a Monégasque licence. He has been test and third driver for the Jordan and Red Bull Racing Formula One teams, as well as driving for Minardi and Red Bull Racing in 2005 and 2006. Doornbos then drove for Minardi Team USA in the 2007 and final season of the Champ Car World Series. He competed in the Superleague Formula racing series in 2008, and drove for the Netherlands team in A1 Grand Prix's 2008–2009 season. In 2009, Doornbos competed in the IndyCar Series. He began the season with Newman/Haas/Lanigan Racing, but switched to HVM Racing after the race in Kentucky Speedway.