The Countess of Mornington was the mother of which British general and statesman
Priscilla Fane, Countess of Westmorland 18 February 1879, and was buried at Apethorpe, Northamptonshire, 25 February. Her daughter, Lady Rose Weigall, edited two volumes of selections from her correspondence. Priscilla Fane, Countess of Westmorland Priscilla Anne Fane ("née" Wellesley-Pole), Countess of Westmorland (1793 – 18 February 1879), styled Lady Burghersh between 1811 and 1841, was a British linguist and artist. Born Priscilla Wellesley-Pole, she was the fourth child of the Honourable William Wellesley-Pole, later first Baron Maryborough and third Earl of Mornington, by Katharine Elizabeth, eldest daughter of Admiral the Honourable John Forbes. Arthur Wellesley, 1st Duke of Wellington, was her uncle. Priscilla was a
Katherine Wellesley-Pole, Countess of Mornington with the practice of other family members. In 1821, he became Baron Maryborough, and his wife became Lady Maryborough. In 1842, when he inherited the earldom of Mornington from his older brother, Richard Wellesley, Katherine became Countess of Mornington. Following the earl's death in 1845, the earldom passed to their eldest son. The countess died at her London home in Grosvenor Square, and was buried with her husband and other members of the family at Grosvenor Chapel. A watercolour portrait of the countess, by William Wood, was given by her to her daughter in 1844. Katherine Wellesley-Pole, Countess of Mornington