Léon LeBeau is a fictional character from the film Léon: The Professional, directed by Luc Besson. He is portrayed as a skilled hitman living in New York City, known for his solitary lifestyle and strict code of ethics. LeBeau forms an unlikely bond with a young girl named Mathilda, who seeks his help after her family is murdered. In the film, Léon becomes a mentor to Mathilda, teaching her the ways of his profession while also protecting her from danger. The character is notable for his complex personality, blending elements of vulnerability and strength, which has made him a memorable figure in cinema.