Sophie Elizabeth Wilcox (born 2 January 1975 in Croydon, London) is an English actress who is most notable for appearing in the BBC miniseries adaptation of The Chronicles of Narnia as Lucy Pevensie when she was 13 years old. She appeared in The Lion, the Witch and the Wardrobe in 1988, as well as its sequel Prince Caspian and the Voyage of the Dawn Treader in 1989.
After a decade-long absence from acting, Wilcox returned to the screen with a small role in the film Gangster Kittens.