Kristen was born on the 9th of April in 1990 and was raised in Los Angeles. Her parents worked in show business. She began her career in acting in 1999 when she was 8. In her first film, she had a small role with a non-speaking part in Disney channel film, The Thirteen Year.
But she gained recognition after acting like a tomboy and a diabetic daughter of a divorced mother in the film, Panic Room. She has acted in several successful films such as Zathura: A space adventure, the messenger, In the Land of Women, the Twilight Saga, Adventureland, and Snow White and the huntsman.
She is playing a spy in her next movie, Charlie’s Angel. She has received many awards such as César award for supporting actress, Milano film festival award, Young Artist Award, the BAFTA Rising Star award and won the National Society of Film Critics, New York Films Critics Circle, and the Boston Society of Film Critics award for best supporting actress for her performance in the movie Clouds of Sils Maria.
She dated her Speak co-star Michael Angarano until early 2009 and in the summer of the same, started dating Robert Pattinson her Twilight co-star. She had a short term affair with Rupert Sanders but Robert and Kristen reconciled and then eventually split in May of 2013. She afterward declared that she is bisexual and started dating Stella Maxwell.