Name
- Lamb, Thomas Davis, MP for Rye1
- Lamb, Thomas Phillipps, MP for Rye1
- Lennox, Charles, 4th Duke of Richmond and Lennox1
- Lewis, M-, at Hastings1
- Lushington, Stephen Rumbold, Secretary to the Treasury and (1827) Governor of Madras1
- Lushington, W-, junior1
- Lygon, William Beauchamp, 2nd Earl Beauchamp 18161
- Lygon, William, Baron Beauchamp, 1st Earl Beauchamp 18151
- Macbean, Lieutenant-Colonel1
- Macleod, John, Colonel; of Colbecks; of Add MS 382521
- Maitland, Frederick, General1
- Maitland, James, 8th Earl of Lauderdale1
- Maitland, Thomas, Lieutenant-General, GCB, Lord High Commissioner of the Ionian Islands, 1759?-18241
- Marryatt, John, of Trinidad (?)1
- Mayne, William, Colonel; of Add MS 382451
- Monro, George, Captain1
- Montagu, George, Viscount Hinchinbroke, 6th Earl of Sandwich 18141
- Morres, Francis Hervey, 3rd Viscount Mountmorres, afterwards De Montmorency1
- Mostyn-Owen, William, of Woodhouse1
- Muenster-Meinhoevel, Ernst Friedrich Herbert, Count, Hanoverian Minister in England1