Whom was the sister of a prominent figure in the Restoration court and an influential friend of Queen Anne of Great Britain?
Frances Talbot, Countess of Tyrconnel Frances Talbot, Countess of Tyrconnel ("née" Jennings, previously Hamilton;  1647 – 9 March 1730) was a prominent figure in the Restoration court, together with her younger sister, Sarah Jennings. Once a maid of honour to the Duchess of York, she was twice widowed and eventually died in poverty.
Lady Catherine Grey Katherine Seymour, Countess of Hertford (25 August 1540 – 26 January 1568), born Lady Katherine Grey, was the younger sister of Lady Jane Grey.