John Vaughan, 3rd Earl of Lisburne British politician (19th century) (1769–1831) Parents Dorothy Shafto Wilmot Vaughan, 1st Earl of Lisburne Children John Shafto Vaughan George Lawrence Vaughan John Wilmot Courtenay Vaughan Ernest Vaughan, 4th Earl of Lisburne William Malet Vaughan Lady Lucy Harriet Vaughan Siblings Lady Dorothy Elizabeth Vaughan Partners Lucy Courtenay