Blanche Barton (born Sharon Densley) is Magistra Templi Rex within the Church of Satan, and is addressed by Satanists as Magistra Barton. She is Anton LaVey`s biographer and mother of LaVey`s son Satan Xerxes Carnacki LaVey born 1993.
Barton wrote The Church of Satan: A History of the World's Most Notorious Religion (1990) and The Secret Life of a Satanist: The Authorized Biography of Anton LaVey (1990).