The 1998 FIA GT Championship was the second season of FIA GT Championship, an auto racing series endorsed by the Fédération Internationale de l'Automobile (FIA) and organized by the Stéphane Ratel Organisation (SRO). The races featured grand touring cars conforming to two categories of regulations, GT1 and GT2, and awarded driver and team championships in each category. The season began on 12 April 1998 and ended on 25 October 1998 after ten rounds, visiting Europe, Japan, and the United States.