2003 FIA GT Championship

The 2003 FIA GT Championship was the seventh FIA GT Championship. It comprised the FIA GT Championship for Drivers, the N-GT Cup for Drivers, the FIA GT Championship for Teams and the N-GT Cup for Teams. The four titles were contested over a ten event series open to Grand Touring cars broken into two classes, GT and N-GT, based on power and manufacturer involvement. The championship began on 6 April 2003 and ended on 19 October 2003.

Season results
Overall winners in bold.

FIA GT Championship for Drivers
The 2003 FIA GT Championship for Drivers was won by Matteo Bobbi & Thomas Biagi driving a Ferrari 550 Maranello for BMS Scuderia Italia.

N-GT Cup for Drivers
The 2003 N-GT Cup for Drivers was won by Marc Lieb & Stéphane Ortelli driving a Porsche 911 GT3-RS for Freisinger Motorsport.

Teams Championship
Points were awarded to the top 8 finishers in the order of 10–8–6–5–4–3–2–1 except at the Spa 24 Hours, where an additional allocation of half points were awarded to the leaders at both the six-hour mark and the twelve-hour mark. Both cars scored points towards the championship regardless of finishing position.