Ralph David Firman Jr. (born 20 May 1975 in Norwich, Norfolk, England) is an English-born racing driver who races under Irish citizenship (his mother Angela is from Ireland) and an Irish-issued racing licence. Earlier in his career he raced under a British licence. His father, Ralph Firman, Sr., co-founded the Van Diemen racecar constructor with Ross Ambrose, father of NASCAR racer Marcos, then more recently founded RFR. He is married to Aldís Kristín Árnadóttir, an Icelandic UK-educated lawyer. Ralph's sister, Natasha, is also a racing driver.