"Aladdin" (1992) was originally drawn to resemble Michael J. Fox but producers felt he looked too boyish and added the rakish features of Tom Cruise.
While actress Sherri Stoner was the live action model for Ariel from "The Little Mermaid" (1989) the animators were also inspired by then 16-year-old Alyssa Milano.
Flamboyant drag performer Divine inspired the look of Ursula the Sea-Witch for "The Little Mermaid" (1989).
The beautiful Native American actress and singer was both the vocal and visual inspiration for Pocahontas (1995).
Snow White/Margaret Champion
In addition to modeling the lead in "Snow White and the Seven Dwarves," Champion also worked on "Pinocchio" (1940) and "Fantasia" (1940).
more at the source