Name
- Ompteda, Friedrich August, Baron1
- Osten-Sacken, Roman Fedorovich von der, Baron, Russian diplomatist1
- Ouseley, Gore, 1st Baronet, diplomat, 1770-1844, http://isni.org/isni/000000... http://viaf.org/viaf/447339621
- Paget, Henry William, 2nd Earl of Uxbridge, 1st Marquess of Anglesey1
- Parker, John, 1st Earl of Morley, politician, 1772-1840, http://isni.org/isni/000000... http://viaf.org/viaf/560352111
- Peel, Robert, 2nd Baronet, Prime Minister, 1788-18501
- Pero de Regoa1
- Pollon, Nomis di, Colonel Conte; afterwards Sardinian Minister in London1
- Popov, Russian army officer1
- Potemkin, Ivan Alekseevich, Prince, Russian diplomatist1
- Protopopov, Matvei Nikolaevich, Russian philosopher1
- Périgord, Charles Maurice de Talleyrand-, Prince of Benevento, 1754-18381
- Rodriguez, A., Portuguese official1
- Rose, George Henry, MP1
- Ross, Captain; of Mayfair1
- Russell, John, 6th Duke of Bedford1
- Sacken, Christoph?, Baron, Russian diplomatist1
- Sackville-Germain, Charles, 5th Duke of Dorset1
- Saraiva, Antonio Ribeiro, Portuguese publicist1
- Schükey, Emerich, pastor of the Reformed Church at Bucharest1