Godmother of Hal Beaumont.

Friend of Arabella Hurstman.

In mid 50s. Quietly powerful in society. Large but with good figure. Dresses in the old style. Has mansion on Albemarle Street that should belong to her son.

First appears in Forbidden.

Then in To Rescue a Rogue. She agrees to support Dare but demands an interview.
"Though commanding, she was still handsome with excellent skin and sharp, clear eyes."
She attends a ball designed to present Blanche to society, but will support Dare as well.

She tells Dare and Mara that her late husband was an addict.

A Shocking Delight.
Susan introduces David to her. Raises an eye glass to inspect him.