Name
- Murray, John, publisher, d18921
- Musgrave, Thomas, Archbishop of York1
- Musurus, Constantin, Turkish Ambassador in London1
- Napier, Francis, 9th Baron Napier1
- Negri, Cristoforo, Italian geographer1
- Neumann, Philipp Roger Francis Baron de, Austrian Chargé d'affaires, London, 1781-18511
- Neves Cabral, josé Augusto César dos, Lieutenant-Colonel; Portuguese inspector of mines1
- Neville, Latimer, 6th Baron Braybrooke, clergyman and Master of Magdalen College, Cambridge, 1827-19041
- Newton, Charles Thomas, KCB, archaeologist1
- Northcote, Stafford Henry, 8th Baronet, 1st Earl of Iddesleigh, politician, 1818-18871
- O'Connor, Luke Smythe, Major-General1
- Oakeley, Richard Banner, of Add MS 461271
- Oersted, Hans Christian, Danish physicist1
- Ogle, Charles, 2nd Baronet, Admiral of the Fleet1
- Ommanney, Erasmus, Rear-Admiral; KCB 19021
- Orlof, Alexis Theodorovich, Count1
- Orléans, Gaston, Comte d'Eu1
- Orléans, Louis Philippe Albert d', Comte de Paris1
- Orr, Andrew, Lord Provost of Glasgow; Knight 18581
- Osborn, Sherard, Rear-Admiral CB, 1822-18751