Karl Tremblay is a Canadian musician best known as the lead vocalist of the popular band Les Cowboys Fringants. The band, formed in 1995, is celebrated for its energetic folk-rock sound and socially conscious lyrics, often addressing themes of environmentalism and social justice. Tremblay's distinctive voice and charismatic stage presence have contributed to the band's success in the Francophone music scene. In addition to his work with Les Cowboys Fringants, Tremblay is also involved in various artistic projects and collaborations. He has participated in numerous festivals and events, promoting Quebecois culture and music. His contributions have made him a prominent figure in the Canadian music landscape.