Name
- Peachey, Henry John, 3rd Baron Selsey, 1787-18381
- Pelham, Charles Anderson, Baron Yarborough1
- Planta, Joseph, Principal Librarian British Museum1
- Pratt, John Jeffreys, 2nd Earl and 1st Marquess Camden, 1759-18401
- Primrose, Archibald John, 4th Earl of Rosebery1
- Rainier, John Sprat, Rear Admiral1
- Raper, Matthew1
- Rennell, James, cartographer, 1742-18301
- Russell, John, 6th Duke of Bedford1
- Sabine, Edward, General RA, KCB, PRS1
- Sabine, Joseph, FRS1
- Simmons, Richard1
- Spence, William, entomologist, d 18601
- Stanhope, Philip Henry, 4th Earl Stanhope, 1781-18551
- Staunton, George Thomas, 2nd Baronet, MP1
- Stuart, John Crichton, 2nd Marquis of Bute and 6th Earl of Dumfries1
- Symmons, John, of Add MS 321661
- Trotter, John1
- Turner, Dawson, of Add MS 321661
- Veitch, James, MD1