Factbox - Triple Formula One world champion Lewis Hamilton

Factbox on Mercedes Formula One driver Lewis Hamilton, who won his third world championship on Sunday: - - - - Born: Stevenage, England. Jan. 7, 1985 (29 years old) * Hamilton's paternal grandfather emigrated to England from the Caribbean island of Grenada and worked for the London Underground transport system. * Hamilton was a winner in every category of karting, taking his first British title by the age of 10, and joined McLaren's young driver programme in 1998.