Cher recalled finding out her legal first name when she was in her 30s. The singer believed that she was named Cherilyn but discovered an error was made on her birth certificate.

Cher recalls a curious interlude from her rich and many-chaptered history in her new book “Cher: The Memoir, Part One.”

Cherilyn Sarkisian — recounts how she applied for a copy of her birth certificate in 1979 and was "shocked" to see that her first name was registered as Cheryl."I believed Cherilyn was my name until the day years later when I decided to legally change my name to simply Cher,

Cher has revealed the painful discovery that her legal birth name was not what she thought it was, due to a mix-up on her birth certificate. The pop icon recently released her memoir, Cher: the Memoir,