Jean-Julien is a given name. Notable people with the name include:
Jean-Julien Chervier (born 1971), French writer and film director Jean-Julien Lemordant (1882-1968), Breton artist and French soldier and patriot Jean-Julien Rojer (born 1981), Dutch professional tennis player
See also Jean Jullien (disambiguation) Jean (male given name) Julien (given name)