Héctor Raúl "Tato" Cifuentes Lira (14 October 1925 – 30 July 2017) was a Chilean-born Argentine actor, singer and ventriloquist. He was born in Santiago, Chile. During his career, he performed in Uruguay and Argentina.
His career began in the early 1950s. He was known for his movie roles Cuidado con las imitaciones (1948), Imitaciones peligrosas (1949) and Tiempo de crear (1962). His best known singles were "El mambo de la chocolata", "Los Tatines", and "El relojito".