Míriam Thereza is a Brazilian voice actor known for her work on Portuguese-language dubs of anime series and films. She was born on August 24, 1935, in Rio de Janeiro, Brazil. Her career encompasses a range of roles in productions dubbed in Brazil.

Her voice acting credits include several notable titles. She is recognized for providing the voice of Linda in the series Yūsei Kamen and for her role as Ching in the anime Princess Knight, where she is listed as the first voice for the character in a version by Cinecastro. Her other work in anime dubbing includes roles such as Bucki in an older, second dub of Kimba the White Lion, and Gilda Fofoca in Galaxy High School. She also contributed to the Portuguese versions of Speed Racer, providing voices for a race team leader and the granddaughter of a leader in new dubbing episodes. In more recent productions, she voiced the character Enmy in the film Metropolis and Professora Magnólia in Pokémon Journeys: The Series.