Mathys Detourbet (born 29 April 2007) is a French professional footballer who plays as a winger for Ligue 2 club Troyes. A native of Troyes, Detourbet began his football career at local team ES Municipaux Troyes, before moving to the youth academy of the city's professional team ESTAC Troyes. On 15 January 2025, Detourbet made his professional for Troyes' first team in a 1–0 Coupe de France win against Rennes. On 8 May 2025, Detourbet signed his first professional contract with Troyes, tying him to the team until 2028. Two days after, he started his first game for Troyes in the last matchday of the 2024–25 Ligue 2, contributing in his team's 1–0 against Amiens. In May 2025, Detourbet was named in France U21's extended squad for the 2025 UEFA European Under-21 Championship, being one of the two youngest members in the list.