The character of Maggie Pierce in Grey’s Anatomy is played by American actress Kelly J. McCreary. Born on September 29, 198, the actress dedicated 10 years to Grey’s Anatomy and made a huge name for ...

Meet the "Grey's Anatomy" Season 20 cast and characters ... Other credits include the films "A Single Woman," "Lone Star" and "Frankie and Alice." TV credits include "Sesame Street," "Sex and ...