- Ploss, Sidney I.1
- Polgári Védelem Országos Parancsnoksága1
- Polish Unit of RFE/RL Research Institute; RFE/RL RI1
- Pospielovsky, Dimitry1
- Potashinskaia, Nataliia Nikolaevna1
- Quester, George H.1
- Radó, Sándor1
- Reshetar, John Stephen1
- Revel, Jean-François1
- Romanian Unit1
- Rothschild, Kurt W.1
- Rouch, Jean1
- Sajer, Guy1
- Schiel, Ilse1
- Schloss, Rolf Walter1
- Secchia, Pietro1
- Sheenan, Neil1
- Siniavskii, Andrei1
- Slobodianiuk, Sergei Sidorovich1
- Solomon, Richard H.1