Name
- Montagu, Louisa Harriet, wife of 6th Earl of Sandwich, 1781-18621
- Montresor, John, Chief Engineer to the Forces in N America1
- Moozey, Mary Anne, widow1
- Morgan, Thomas, of Winkton, near Ringwood; of Add MS 382601
- Moscati, Paolo Parisio, Baron, late Colonel at Malta1
- Mountague, James, surveyor1
- Muenster-Meinhoevel, Ernst Friedrich Herbert, Count, Hanoverian Minister in England1
- Mundell, Alexander1
- Myers, William, 1st Baronet, Major-General1
- Nance, John, DD, Rector of Old Romney1
- Neave, Richard, Secretary to Chelsea Hospital1
- Needham, Francis Jack, 1st Earl of Kilmorey 1822, General1
- Nepean, Evan, 1st Baronet1
- Newcome, Thomas, Rector of Shenley, county Hertfordshire1
- Nicoll, John, barrister1
- Noble, James, of Add MS 382811
- Nowell, John, of Winchester1
- O'Bryen, Dennis, of Add MS 382551
- O'Connell, Maurice, Lieutenant; late 82nd Regt1
- Oakeley, Charles, 2nd Baronet 1826, diplomatist1