Jacquouille is a fictional character from the French comedy film series "Les Visiteurs," created by Jean-Marie Poiré. He is portrayed as a clumsy and comical medieval peasant who travels through time to modern-day France, where he struggles to adapt to contemporary life. In the films, Jacquouille is known for his humorous antics and misunderstandings, often leading to chaotic situations. His character, played by Christian Clavier, provides a comedic contrast to the more serious characters, highlighting the cultural differences between the past and present.