Hamilton, Thomas, 7th Earl of Haddington (1721 -1795)
Thomas Hamilton, 7th Earl of Haddington, was the eldest son of Charles Hamilton, Lord Binning, Knight Marshal of Scotland, and Rachel, daughter and heir of George Baillie of Jerviswood and Mellerstain. He was educated at St Mary's Hall, Oxford, where he matriculated 30 April 1737, and at the University of Geneva. He succeeded his grandfather, Thomas, 6th Earl of Haddington, 23 November 1735. He married, firstly, 5 September 1750, Mary, daughter of Rowland Holt, of Redgrave in Sussex, and widow of Gresham Lloyd, by whom he had two sons. She died 7 September 1785, and he married, secondly, 6 March 1786, Anne, eldest daughter of Sir Charles Gascoigne, she being forty years his junior, by whom he had an only daughter, who died in infancy. He was made a Fellow of the Society of Antiquaries 24 March 1791. The Tyninghame library was sold at Sotheby's 25 January 1988 lots 1 92.