Name
- Lowther, William, of Swillington, 1st Baronet1
- Lyde, Henry, of Eaton Socon1
- Lyttelton, Charles, DD, FRS, Bishop of Carlisle1
- Lyttelton, Family1
- Lyttelton, George, 1st Baron Lyttelton1
- Macdonald, Archibald, 1st Baronet 1813, Chief Baron of the Exchequer 17931
- Macdonell, Donald, of Lochgarry, Jacobite1
- Maddox, Isaac, Bishop of Worcester, 1697-17591
- Magenis, Richard, MP1
- Maigerum, William1
- Mallet, John Lewis, Secretary of the Audit Office1
- May, George, of Add MS 355911
- McIntosh, William, Lieutenant; formerly 4th Royal Volunteer Battn1
- McNeill, Fleming, Barrack-master of Newry1
- MeMullen, John, linen-factor, of Dublin1
- Meyrick, Thomas, Lieutenant-General1
- Mompesson, Giles, MP1
- Montagu,, George, 2nd Earl of Halifax, afterwards Montagu-Dunk1
- Montague, Henry, Master in Chancery1
- Morgan, Thomas, Colonel; of Ruperra1