Let's make this birthday one to remember.

35 years old (Born on February 16, 1989)

Actress; She is famous from Martha Marcy May Marlene.

Has a cousin named Chelsey. A graduate of NYU Tisch School of the Arts and the Atlantic Theater Company Acting School in NYC. She has three dogs and one hamster. Younger sister of Mary-Kate Olsen and Ashley Olsen. Elizabeth was born to Jarnette, a former Dancer with the LA ballet, and David Olsen, a mortgage broker in Los Angeles. She is well known as the little sister of Mary-Kate Olsen and Ashley Olsen and she has an older brother, Trent Olsen.

Enjoys Volleyball