Keena was born in New Jersey, the daughter of Mary, a nurse, and William Keena, a financial sales manager. She was raised in Brooklyn, and has an older sister named Samantha. During her early childhood (and again at the end of high school), Monica attended Saint Ann's School, a progressive private school in Brooklyn Heights. Monica auditioned for acceptance into LaGuardia High School of Performing Read more...

Keena went on to portray the character Bertha in a stage reading of Strindberg's The Father with Al Pacino, and had her first starring role playing Snow White against Sigourney Weaver's wicked queen in the folktale-inspired Snow White: A Tale of Terror. She has appeared in numerous television and movie projects including the TBS Original Movie First Daughter and Crime and Punishment in Suburbia Read more...

Keena lives in New York while not working on film or movie roles.