Lupe Ontiveros

Lupe Ontiveros (born September 17, 1942) is an American film and television actress. Ontiveros has acted in numerous films and television shows, most often playing a maid or, more recently, an all-knowing grandmother; the actress estimates she has played a maid between 150 and 300 times on screen.

From the Wikipedia article on Lupe Ontiveros, emphasis added.