Name
- O'Hagan, John, Irish judge5
- O'Shea, William Henry, Irish politician5
- Pace, John5
- Palgrave, Francis, Knight, archivist and historian, 1788-18615
- Palgrave, William Gifford, diplomat and traveller, 1826-18885
- Palmer, Charles Mark, 1st Baronet5
- Pelham-Clinton, Henry Pelham Alexander, 6th Duke of Newcastle5
- Pelham-Clinton, Henry Pelham, 5th Duke of Newcastle5
- Pender, John, GCMG 18925
- Pillans, James, Professor of Humanity and Laws at Edinburgh5
- Planché, James Robinson, playwright, 1796-1880, http://isni.org/isni/000000... http://viaf.org/viaf/715529415
- Pocock, Nicholas, Reverend; historical writer5
- Poerio, Carlo5
- Pomeroy, Henry Sterling, American physician5
- Powys, Horatio, Bishop of Sodor and Man5
- Ralli, Pandeli, MP5
- Ramsay, Isabella, wife of Dean Ramsay5
- Ridding, George, Bishop of Southwell5
- Rigg, James Harrison, Wesleyan minister5
- Rio, François Alexis, French art critic and writer5