Liliana Barba (born 16 January 1973) is a Mexican voice actress who provides voices for the Latin American dub of Thomas and Friends and also provided the voices of Stacy Jones and Lilly's Mother in Thomas and the Magic Railroad.

She is best known for voicing Chuckie Finster from "Rugrats", Daisy Duck from Disney, Sango from "InuYasha", Frankie Foster from "Foster's Home for Imaginary Friends", Rukia Kuchiki from "Bleach", and Kyle Broflovski from "South Park". She also regularly dubs for celebrities such as Hilary Duff, Penelope Cruz, and Lucy Liu.