Maria Canals-Barrera was 45 in Batman: The Dark Knight Returns, Part 2 when she played the character 'Ellen Yindel (voice)'.
That was over 11 years ago in 2013.
Today she is 57, and has starred in 25 movies in total, 9 of those since Batman: The Dark Knight Returns, Part 2 was released.
In Batman: The Dark Knight Returns, Part 2, I think Maria Canals-Barrera looks: