Jennifer Michelle Lee (born 1971 as Jennifer Michelle Rebecchi) is an American film writer and director. Her credits include co-writing the screenplay for Disney's Wreck-It Ralph (2012), and writing and co-directing (with Chris Buck) the 2013 Disney animated feature Frozen, which won the 2013 Academy Award for Best Animated Feature.

Lee is the first female director of a Walt Disney Animation Studios feature film, the first writer at any major animation studio to become a director, and the first female director of a feature film that earned more than $1 billion in gross box office revenue.