Frances Villiers, Countess of Jersey his "wife", Maria Fitzherbert, with whom he had undergone a form of marriage in a clandestine Church of England ceremony that all parties to it knew was invalid under the Royal Marriages Act 1772. Having encouraged the Prince of Wales to marry his first cousin, Caroline of Brunswick in 1794, Lady Jersey nevertheless set out to make Caroline's life difficult. However, the now Princess of Wales (Caroline) had very little regard for George IV, nor he for her, and after the birth of their child, they lived apart during their twenty-five year marriage, leaving a void Frances and other mistresses,
Mary Villiers, Duchess of Buckingham position from 1663 until 1692. In the course of their marriage, Mary tolerated her husband's mistresses and was called "a most virtuous and pious lady, in a vicious age and Court". In 1668, after fatally wounding Francis Talbot, 11th Earl of Shrewsbury, in a duel, Buckingham set up house with his widow, Anna, and Mary Villiers was obliged to return to live with her parents until the liaison ended in 1674. The duke died in 1687. On her death, the dowager duchess was buried with her husband in the Buckingham vault at Westminster Abbey. Mary Villiers, Duchess of Buckingham Mary