Sébastien Olivier Buemi (born 31 October 1988 in Aigle, Vaud) is a Swiss racing driver, who formerly competed for Scuderia Toro Rosso in Formula One. Buemi is currently a reserve driver for Scuderia Toro Rosso's sister team, Red Bull Racing, as well as being a member of Toyota's 24 Hours of Le Mans squad.