She was the eldest daughter of Evelyn Pierrepont, who succeeded his brother as 5th Earl of Kingston-upon-Hull when she was aged one and was later created Marquess of Dorchester and then Duke of Kingston-upon-Hull, and was baptized at Covent Garden. Her mother, who died while Mary was still a child, was a daughter of the 3rd Earl of Denbigh. Her father was proud of her beauty and wit, and when she was eight years old she is said to have been the toast of the Kit-Kat Club. He took small pains with the education of his children, but Lady Mary was encouraged in her self-imposed studies by Gilbert Burnet, the Bishop of Salisbury.
Read Letters of the Right Honourable Lady M—y W—y M—e by Montagu, free from Project Gutenberg.