Name
- Mundella, Anthony John, PC, MP1
- Murray, Charles Augustus, diplomat and author, 1806-18951
- Napier, Commodore Sir Charles, KCB; Admiral 18581
- Napier, George Thomas, General KCB1
- Napier, Robert Cornelis, 1st Baron Napier of Magdala, army officer, 1810-1890, http://isni.org/isni/000000... http://viaf.org/viaf/155491141
- Nicholson, Charles, 1st Baronet1
- North, Brownlow, Bishop of Winchester, 1741-18201
- O'Brien, John Terence Nicolls, KCMG; Governor of Newfoundland1
- O'Brien, Patrick, MP1
- O'Byrne, William Richard, author of the 'Naval Biographical Dictionary'1
- Odger, George, trade unionist1
- Ollivier, Olivier Émile, French politician1
- Ommanney, Erasmus, Rear-Admiral; KCB 19021
- Ommanney, John Acworth, Admiral KCB1
- Onslow, Richard, 1st Baron Onslow, Speaker of the House of Commons1
- Orléans, Henri Eugène Philippe Louis d', Duc d'Aumale1
- Orton, Arthur, the Tichborne Claimant1
- Palmer, Roundell, 1st Baron and 1st Earl of Selborne, Lord Chancellor1
- Parke, James, Baron Wensleydale1
- Parkes, Henry, GCMG, Prime Minister of New South Wales1