斯蒂芬·加根（Stephen Gaghan，1965年5月6日-），美国编剧、导演。他以为史蒂文·索德伯格 （Steven Soderbergh） 的电影《交通》撰写剧本而闻名，该电影改编自第 4 频道的系列剧，并因此获得了奥斯卡金像奖，以及他编剧和导演的《叙利亚》。

Stephen Gaghan (born May 6, 1965) is an American screenwriter and director. He is noted for writing the screenplay for Steven Soderbergh's film Traffic, based on a Channel 4 series, for which he won the Academy Award, as well as Syriana which he wrote and directed.