Lady Anne Hamilton was a courtier and friend of the British queen Caroline of Brunswick.
n 1832 a book was published which claimed to reveal facts about the Royal household. It was titled "Secret history of the Court of England from the accession of George" and it was attributed to "Lady Anne Hamilton". This book was written by a woman who had gained Hamilton's confidence and is referred to as "S.W." in correspondence. A strong suspect for this role is
Olivia Serres (born Wilmot).
https://en.wikipedia.org/wiki/Lady_An...Librarian Note:
There is more than one author in the Goodreads database with this name. 
