Jeff Tuche is a fictional character from the French film series Les Tuche. He is portrayed as a working-class man who unexpectedly becomes wealthy after winning the lottery. The character is known for his humorous and carefree attitude, often leading to comical situations. In the films, Jeff Tuche navigates the challenges of newfound wealth while trying to maintain his family's close-knit dynamics. His character highlights themes of family, friendship, and the humorous side of sudden wealth, making him a relatable figure for many viewers.