Théo De Percin is a goalkeeper formed by Auxerre. Born in Tarbes, he joined Auxerre's academy in 2014 after earlier spells with local clubs and Créteil. He signed his first professional contract in March 2021 and made his senior debut for Auxerre in a Coupe de France match against Lille later that year. Eligible through family background, he debuted for Martinique at the 2023 CONCACAF Gold Cup and was later called into France's Olympic group as a reserve in 2024.