Personen
- Offergeld, Heinrich
- Ohle, ...
- Oppenheimer, Eugen Henry
- Osswald, Lena
- Oswald, Wilhelm
- Otto, Ernst
- Otto, Max
- Overhagen, Theo
- Paesel, Jochen
- Paessens, Maria
- Paillot, Fortuné
- Palkow, Hannelore
- Paneth, Philipp
- Panhans, Ernst J.
- Panin, Ivan
- Parmelee, Maurice F.
- Parti Communiste Français,
- Pasley, Fred D.
- Paul, Ewald
- Paul, H.
- Pauselius, Felicia
- Pax, ...
- Pentlarge Kleeman, Alice
- Perčik, Lev M.
- Perenna, L.
- Perry, Leo
- Perth, Vincenc
- Peter, Karl
- Petermann, Josef
- Petersen, Karl Friedrich Wiebe
- Petersen, Thomas
- Peting, Reinhold
- Petrova, Irma
- Peuvag, Berlin,
- Pfaff, Karl
- Pfatschbacher, Herman
- Pieper, Hermann
- Pierre, André
- Pietsch, Clemens
- Pincus, Erich
- Pinkert, Ernst Friedrich
- Pinkow, Hans Wilhelm
- Pins, Nelly
- Pitcairn, Frank
- Platz, Wilhelm
- Pogosov, Aleksandr
- Polak, Georg
- Pollak, Emil
- Polzer, Wilhelm
- Portmann, Paul