Name
- Parsons, William, 3rd Earl of Rome, astronomer1
- Pasquali, F-1
- Pasqualini1
- Pastré1
- Pastré frères, Alexandria1
- Patterson, John, of Add MS 373151
- Pelly, H-F-1
- Pensa, M-1
- Pigeaire, Dr; hydropathist1
- Pim, Bedford Clapperton Tryvellion, Lieutenant; RN1
- Pljwa, Josef1
- Poulain et Franchier, engineers1
- Preston, Joseph1
- Prime, William Cowper1
- Pusey, Philip Edward1
- Reitz, Constantin, Dr1
- Renton, Amherst H-1
- Rocquancourt, Jean Thomas, Colonel1
- Rosa, V-1
- Ross, St. J-1