Name
- Onslow, Arthur, Speaker of the House of Commons2
- Osborne, Thomas, 4th Duke of Leeds2
- Osorio, Alvar de Navia, Marquis de Sta. Cruz de, Marzenado; Spanish in France2
- Parker, John Burnaby, Consul at Corunna, afterwards Consul-General at Madrid2
- Parkyns, Thomas, 2nd Baronet2
- Patino, José, Spanish Minister of State2
- Pelham, James, Captain, afterwards Colonel2
- Pelham, Thomas, 1st Earl of Chichester2
- Pelham, Thomas, Baron Pelham, 2nd Earl of Chichester2
- Pergen, ? Johann Anton, Count2
- Pesmes, François Louis de, Sieur de St Saphorin, French Ambassador to Vienna2
- Plumptre, John I., MP for Nottingham2
- Polhill, David, MP for Rochester2
- Popple, William, dramatist; Governor of the Bermudas2
- Potter, John, Archbishop of Canterbury2
- Pownol, Israel, of Chatham2
- Prescot, Kenrick, Master of St. Catharine's Hall, Cambridge, and Deputy Vice-Chancellor2
- Ralph, James, of Add MS 327372
- Rocayrol, Tobie, Colonel2
- Ross, Alexander, merchant, of Cromarty2