Disney animator, whose contributions to animation have included several Disney leading or title characters, most notably heroines. His work includes Princess Jasmine in Aladdin, Young Simba in The Lion King and Mulan 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.

On August 11, 2024, Henn was honored by the Walt Disney Company as a Disney Legend at the Honda Center in Anaheim, California at the conclusion of that year's D23: The Ultimate Disney Fan Event. The actresses who played the five Disney Princesses for whom he had served as the supervising animator―Jodi Benson, Paige O'Hara, Anika Noni Rose, Linda Larkin, and Ming-Na Wen―appeared together on stage to express their gratitude to Henn for creating such memorable animated characters.