Elizabeth Marie Olsen (born February 16, 1989) is an American actress. She is Related to twin actresses Mary-Kate and Ashley Olsen and Trent Olsen. Elizabeth was born in Sherman Oaks, California in 1989. She is a sister to famous twin actresses Mary-Kate and Ashley Olsen. She has acted in many of the twins' productions. She is also the sister to Trent Olsen. Throughout her childhood she was nicknamed "Lizzie". She is a graduate of NYU Tisch School of the Arts and the Atlantic Theater Company Acting School in NYC. Elizabeth began her career at the age of five when she acted in an episode of her sisters the series titled The Adventures of Mary-Kate & Ashley:The Case of the Thorn Mansion. That same year she cameoed in How the West Was Fun another one of her sisters productions. In 1995 she acted in another episode of the show titled The Adventures of Mary-Kate & Ashley:the Case of The Christmas Caper. In 1996 she acted in one last episode of the show titled The Adventures of Mary-Kate & Ashley:The Case of The Of The U.S Space Camp. Elizabeth has now acted in three movies, to be released in 2011 and 2012. She first acted in a movie titled Peace, Love, and Misunderstanding (2011), in which she played the role of Zoe. She also acted in a movie titled Martha Marcy May Marlene; her role is unknown and the film, which is now in post-production, will be released in 2012. The movie tells the story of a woman who comes out of a cult and tries to live a normal life with her sister. The movie is labeled as an "indie" drama.[2] Another film she has acted in is titled The Silent House, where she played the role of Sarah. This film is also in post-production. Appeared in the music video "The Queen" by Carlotta. 

February 16th, 1989 in Sherman Oaks (Age 31)