Guillaume de Tonquédec, born in Paris on October 18, 1966, is a French actor. Trained at the prestigious Conservatoire national supérieur d'art dramatique, he began his career primarily in theatre. He rose to widespread public prominence with his role as Renaud Lepic in the hit television series *Fais pas ci, fais pas ça*, which aired from 2007 to 2017. His cinematic breakthrough came with the 2012 film *Le Prénom* (*What's in a Name?*), for which he won his most significant accolade: the César Award for Best Supporting Actor in 2013. Since then, he has consolidated his status as a versatile and prolific actor, alternating between comedic and dramatic roles. His numerous film credits include *Barbecue* (2014), *L'Étudiante et Monsieur Henri* (2015), *Roxane* (2019), and *Délicieux* (2021), which have made him one of the most appreciated actors in contemporary French cinema.