 Chardonnet scored his first championship point in 2012 Rallye de France by finishing tenth overall driving Citroën DS3 WRC.Sébastien started his career in karting at the age of 11, promoting to single-seaters such as Formula Renault before switching to rallying, in 2009.His grandfather was André 'Doudou' Chardonnet, a former circuit racer and rally driver himself.