This is a list of people who have served as Lord Lieutenant of East Lothian, or Haddingtonshire.
Thomas Hamilton, 6th Earl of Haddington 1716 – 28 November 1735George Hay, 7th Marquess of Tweeddale 17 March 1794 – 9 August 1804Charles Hamilton, 8th Earl of Haddington 18 September 1804 – 1823George Hay, 8th Marquess of Tweeddale 10 February 1823 – 10 October 1876George Baillie-Hamilton-Arden, 11th Earl of Haddington 14 November 1876 – 11 June 1917Hugo Charteris, 11th Earl of Wemyss 25 January 1918 – 12 July 1937Walter George Hepburne-Scott, 9th Lord Polwarth 17 September 1937 – 1944William Hay, 11th Marquess of Tweeddale 17 August 1944 – 30 March 1967David Charteris, 12th Earl of Wemyss 21 June 1967 – 1987Sir Hew Hamilton-Dalrymple, 10th Baronet 26 January 1987 – 2001Sir Garth Morrison 30 July 2001 – 24 May 2013Michael Williams, MBE 21 February 2014 – Present