Lady Caroline Darcy (died 1778) (1716–1778) Parents Frederica Mildmay, Countess of Mértola Robert Darcy, 3rd Earl of Holderness Children Louisa Lennox William Kerr, 5th Marquess of Lothian Lady Wilhelmina Emilia Kerr Siblings Robert Darcy, 4th Earl of Holderness George Schomberg Darcy Partners William Kerr, 4th Marquess of Lothian
