Formula One introduces driver numbers for 2014 season . Red Bull 's Sebastian Vettel takes the number 1 as defending champion . The German had chosen five as champion to race with No . 1 for a season . He is Formula One 's undisputed No . 1 , and next season Sebastian Vettel will have proof of that fact emblazoned on his Red Bull but choosing a number was not so simple for the rest of his rivals on the grid . Fernando Alonso takes 33 , with Lewis Hamilton driving for 44 .
Formula One introduces driver numbers for 2014 season . Red Bull 's Sebastian Vettel takes the number 1 as defending champion . The German had chosen five as champion to race with No . 1 for a season . Fernando Alonso takes 33 , with Lewis Hamilton driving for 44 .