January 12, 1968
Born in New Mexico, USA.
Robby is the son of Bobby Unser. He is a former CART and Indy Racing League driver and eight time winner of the Pikes Peak International Hillclimb. He was the IRL rookie of the year in 1998. Robby made two starts in the Indianapolis 500 with a best finish of 5th in 1998. He also finished second twice in the 1998 season, his best IRL finish. His last IRL start came in 2000, his 21st IRL race.