Jan. 25, 1923 Dodge Center Dodge County Minnesota, USA
Feb. 26, 1998 Lexington Fayette County Kentucky, USA
Folk Figure. Her true identity largely unknown in life, after her death it was determined that Shirley Mason was the real name of 'Sybil Isabel Dorsett', who had sixteen separate personalities. The story of Sybil's life and treatment was published in a book and made into a movie in the 1970's. She remains one of the most famous multiple personalities, and has been called "the most famous psychiatric patient in history."