Name
- Lloyd, Thomas Davies, 1st Baronet2
- Loch, Henry Brougham, 1st Baron Loch, soldier and colonial administrator, 1827-19002
- Lytton, Edward Robert, 1st Earl of Lytton, diplomat, politician, and poet, 1831-18912
- Mackay, Mary, alias `Marie Corelli', novelist2
- Maclagan, William Dalrymple, Archbishop of York, 1826-19102
- Macleod, Donald, Reverend editor of `Good Words'2
- Macmillan, Alexander, of Macmillan and Co publishers2
- Macray, John, Librarian, Taylorian Institution, Oxford2
- Magee, William Connor, Archbishop of York2
- Mallet, Louis, of the India Office2
- Manners, John James Robert, Lord John Manners, 7th Duke of Rutland2
- Marescalchi, Alfonso, Italian politician2
- Massingham, Henry William, journalist2
- Maxwell, Peter Benson, Chief Justice of the Straits Settlements2
- McCarthy, Justin Huntly, MP, son of Justin McCarthy MP2
- McLaren, Duncan, Lord Provost of Edinburgh2
- McLaren, John, Lord Advocate2
- Melly, George, MP; of Add MS 443962
- Melville, David, Rector of Shelsley-Beauchamp2
- Meredith, Robert Fitzgerald, Rector of Halstock2