Grégoire Saucy born 26 December 1999) is a Swiss racing driver and the champion of the 2021 Formula Regional European Championship. He is set to race in the 2024 FIA World Endurance Championship with United Autosports and the European Le Mans Series with TDS Racing. He last raced with ART Grand Prix in the FIA Formula 3 Championship in 2022 and 2023.