Name
- Lowther, William, Secretary of Legation at Berlin1
- Lytton, Edward Robert, 1st Earl of Lytton, diplomat, politician, and poet, 1831-18911
- Magenis, Arthur Charles, GCB 1866, Minister at Lisbon1
- Malet, Henry Charles Eden, 3rd Baronet 1886, Lieutenant-Colonel1
- Marliani, Emanuele, of Add MS 389901
- Massari, Giuseppe, of Add MS 391041
- Menabrea, Luigi Federigo, Count Marchese di Val Dora, Italian Ambassador in London1
- Mitchell, J- B-1
- Motley, John Lothrop, historian1
- Murray, James, Assistant-Under-Secretary for Foreign Affairs1
- Napier, Francis, 10th Baron Napier of Merchiston, 1st Baron Ettrick1
- O'Brien, Patrick Augustine, Captain; of the Consular service1
- Paget, Augustus Berkeley, GCB, diplomatist, 4th son of Hon Sir Arthur Paget1
- Paton, Andrew Archibald, author and diplomatist1
- Perry, William, Consul-General Venice; Knight 18721
- Poerio, Carlo1
- Rickards, J- Laurie1
- Robertson, David, Baron Marjoribanks 1873, formerly Marjoribanks1
- Robinson, George Frederick Samuel, 1st Marquess of Ripon, politician, 1827-19091
- Romaine, William Govett, Second Secretary to the Admiralty1