Name
- Parrelle, Cazimiro Maria, of the Portuguese Ministry of Finance1
- Pearn, Edward John Phillips, Master, RN1
- Pellew, Edward, 1st Viscount Exmouth1
- Pennell, Charles Henry, of the Admiralty1
- Perceval, Michael Henry, Lieutenant; RN1
- Percy, Algernon, Baron Prudhoe, 4th Duke of Northumberland1
- Petch, Charles Adolphus, Lieutenant; RN1
- Peter IV, of Portugal1
- Phayre, George Annesley, Commander; RN1
- Phipps, Charles Beaumont, Colonel KCB, Keeper of the Queen's Purse1
- Phipps, Henry, 1st Earl of Mulgrave1
- Phipps, William Hugh, Lieutenant; RN1
- Piers, Octavius Barrington, of the Admiralty1
- Pitta, José Maria1
- Pope, Charles, RN1
- Porter, Montolieu Elibank, RN1
- Pottinger, Robert, Surgeon, RN1
- Price, David, Captain; RN; Rear-Admiral 18501
- Priest, Benjamin Pentland, Lieutenant; RN1
- Pringle, Norman, Major; Consul at Stockholm1