Patrick d'Assumçao is a French actor. With a long career in theatre, he gained recognition on the big screen later in his career with Alain Guiraudie's film *L'Inconnu du lac* (Stranger by the Lake, 2013). For this role, which marked a turning point in his career, he earned a nomination for the César Award for Best Supporting Actor. Since then, he has established himself as a familiar and respected face in French auteur and genre cinema, appearing in films such as *Journal d'une femme de chambre* (2015), *La Loi de la jungle* (2016), and *L'Apparition* (2018). He also gained international visibility for his role as Father Xavier in the horror television series *Marianne* (2019). His career is characterized by intense performances and a remarkable versatility in embodying complex and often tormented characters, making him one of the most accomplished character actors in contemporary French cinema.