Lady Sophia Topley

The Lady Sophia Louise Sydney Topley (née Cavendish; born 18 March 1957) is the third child and second daughter of the 11th Duke of Devonshire and his wife, Deborah Mitford. She is the younger sister of the (present) 12th Duke.

Lady Sophia has been married three times:

She married Anthony William Lindsay Murphy on 20 October 1979 and they were divorced in 1987. They had no children.

She remarried Alastair Morrison, 3rd Baron Margadale on 19 July 1988 and they were divorced. They have two children:

She remarried again William Topley on 25 November 1999.

As Lady Sophia Murphy, she is the author of The Duchess of Devonshire's Ball (London: Sedgwick & Jackson, 1984), a photo-album of a costume ball given in 1897 by a previous Duchess of Devonshire.

...
Wikipedia