Loretta Santini is a Mexican voice actress and singer who provided voices in the Latin American narration of Thomas & Friends.
She is best known for voicing Charlotte Pickles from "Rugrats", Lucy Packard from "My Little Pony: Friendship is Magic", Miss Slovak from "Hey Arnold!", Margery from "Mike, Lu & Og", Principal Victoria from "South Park" and for being the original voice of Edna Krabbapel from "The Simpsons".