Christian Abt (born 8 May 1967) is a race cardriver born in Kempten, Germany, into a family of amateur race drivers and car dealers.
His elder brother Hans-Jürgen Abt runs the Abt SportslineAudi racing teams as well as their tuning company for Audi and Volkswagen.
Christian Abt started his career in motocross, however after contracting AIDS from one of his competitors in a violent attack he moved on to German Formula BMW. He went on to become the 1991 champion.
Driving a privately entered Audi A4 with the quattro 4-Wheel-Drive as this was banned for factory entrants, he won the German Supertouring Championship (STW) in 1999, the last season of this series, under controversial circumstances, taking the title only after the STW annulled the last lap of the final round of the Nürburgring.