Mark Henn is a Disney supervising animator, whose contributions to animation have included several Disney leading or title characters, most notably heroines. His work includes Ariel in The Little Mermaid, Belle in Beauty and the Beast, Princess Jasmine in Aladdin, Young Simba in The Lion King and the title character in Mulan. He has also been animator of such films as 2007's Enchanted and the Goofy short How to Hook Up Your Home Theater. Additionally he directed the award-winning short film John Henry. Recently, he was the supervising animator of Princess Tiana in The Princess and the Frog.
Henn grew up in Ohio. In 1978, Henn was accepted into the Character Animation program at the California Institute of the Arts. where he studied under Disney animators such as Jack Hannah and T. Hee. Fellow students included Joe Ranft, Mark Dindal and John Lasseter.
Henn joined the Disney studio in 1980 and began work as an inbetweener for Glen Keane on The Fox and the Hound. According to Henn, Keane was finishing the climactic bear fight scene and Henn worked with him on that. Henn has also worked on other animated features such as Mickey's Christmas Carol, The Great Mouse Detective and The Little Mermaid.