Jesse Katsopolis is a fictional character from the popular television sitcom Full House, portrayed by actor John Stamos. He is known for his charming personality, rock star aspirations, and his role as the cool uncle to the Tanner children. Jesse's character often provides comic relief while also showcasing a deep love for his family. As a musician, Jesse frequently performs with his band, and his passion for music is a central theme throughout the series. His relationships, particularly with his wife Becky Katsopolis, add depth to his character, making him a beloved figure in the Full House universe.