Name
- Mackenzie, Colin A., diplomatist1
- Malcolm, Pulteney, KCB, Admiral, Commander-in-Chief at St Helena and the Cape1
- Maria II, of Portugal1
- Mascarenhas, Dom Thomas, Cavalleiro; Chamberlain of Dona Maria da Gloria1
- Matthews, James Robert, Cons-ulGeneral in Portugal1
- Mavrocordato, Alexander, Prince, Greek statesman1
- Melhuish, Gray, and Co, merchants, London1
- Meyer, William, British Consul-General in Albania1
- Miguel I, King of Portugal, called "The Absolutist", "The Traditionalist" or "The Usurper", 1802-18861
- Navy of France1
- Nicholas I, of Russia1
- Pessoa, Manuel Rodrigues, Visconde de Itabayana, diplomat, d 18461
- Ponsonby, John, Viscount Ponsonby of Imokilly1
- Smythe, Percy Clinton Sydney, 6th Viscount Strangford, diplomatist, 1780-18551
- Sousa Botelho Mourao e Vasconcellos, José Luiz, Conde de Villa Real1
- Sousa-Holstein, Pedro de, Duque de Palmella, Portuguese statesman1
- Teixeira de Sampayo, Francisco, Portuguese Consul-General in London1
- Temple, Henry John, 3rd Viscount Palmerston, Prime Minister, 1784-18651
- Wellesley, Henry, 1st Baron Cowley, diplomat, 1773-18471
- Winneburg, Clemens Wenzel Nepomuk Lothar, Austrian statesman, 1773-18591