Mekia Cox (born November 18, 1981) is an American actress and dancer, known for her recurring role as Sasha in the second and third seasons of 90210 and her role as a dancer in the Michael Jackson concert series This Is It and the related film Michael Jackson's This Is It. In 2010, she assumed a supporting role in Lost creator J. J. Abrams's cancelled spy drama, Undercovers.
As a youth, Cox had a history of dance and theater training and experience. Much of her early work was associated with Universal Studios and Nickelodeon. She continued to train in the performing arts in high school and college. Subsequently, she toured nationally in stage productions of musicals such as Fame.
Cox, a St. Croix native, moved with her family to Orlando, Florida at age seven after spending five years of her youth studying dance in the U.S. Virgin Islands. In 1989, Cox was invited to participate in the Disney's Magic Kingdom Christmas Spectacular show. Due to her proximity to Universal Studios, Cox was able to earn roles as a child actor in various Nickelodeon shows such as My Brother and Me, Keenan and Kel, and All That.