- Reischauer, Edwin O.1
- Roberts, Chalmers M.1
- Roberts, Henry L.1
- Roberts, Oral1
- Romanian Unit1
- Romanov, Panteleimon1
- Rosenberg, Alfred1
- Rostworowski, Jan1
- Rothfels, Hans1
- Rubinstein, Alvin Z.1
- Rush, Myron1
- Réti, László1
- Röckle, Christian1
- Sakowski, Juliusz1
- Salisbury, Harrison E.1
- Samizdat Archives15
- Samizdat Archives of Radio Free Europe3
- Schapiro, Leonard Bertram2
- Schiffer, Pál2
- Schiller, Ulrich1