David Melville, 6th Earl of Leven (4 May 1722 – 9 June 1802) was the son of Alexander Melville, 5th Earl of Leven

Alexander Melville, 5th Earl of Leven

Alexander Melville , 5th Earl of Leven was the son of David Melville, 3rd Earl of Leven....

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Grand Master of Scottish Freemasons 1759-61; Deputy Governor of the Bank of Scotland; a Lord of Police 1772-82; High Commissioner to the General Assembly of the Church of Scotland 1783-1801

On 29 July 1747, he married Wilhelmina Nisbet, daughter of William Nisbet and they had eight children:

• Mary Elizabeth Melville (d. 1820)
• Charlotte Melville (d. 1830)
• Alexander Leslie-Melville, 7th Earl of Leven
  Alexander Leslie-Melville, 7th Earl of Leven
  Alexander Leslie-Melville, 7th Earl of Leven was a Scottish Whig politician and peer.As the eldest son of David Melville, 6th Earl of Leven, he succeeded his father as Earl of Leven and Earl of Melville on 9 June 1802...
  
  (1749–1820)
• William Melville (d. 1777)
• General David Melville (d. 1838)
• Jane Melville (d. 1829)
• Lt.-Gen. John Melville (1759–1824)
• George Melville (1766–1812)