| Radetsky, Sebastian |
| Raisanen, Otto Abram |
| Raitt, Charles Henry |
 | Rantman, Jakov Robert |
| Rappeport, Lionel |
| Rappeport, Samuel |
| Rattus, Richard |
| Raupak-Ropenberg, John de |
| Rautio, John |
| Rautlin, Sulo |
| Ravensby, Michael |
| Ravolaine, David Silvester |
| Rayzner, Alexander |
| Rehrick, Nicolas |
| Reimann, Frederick Reinhold |
| Reimers, John |
| Reineke, John |
| Reise, George |
| Remez, Bernard |
| Renaud, Martin Nicolay |
| Reppe, Charles |
| Rickoff, Charles |
| Riedel, Charles |
| Rink, Christian |
| Rinkevich, Osiph |
| Robin, David Kalmen |
| Robinsky, Peter |
| Rodionoff, Nicholas |
| Rogashoff, Effim |
| Rogojnekoff, Lavrrenty |
| Rohdy, John |
| Roman, Alexander |
| Romanovsky, Nicholas |
| Romashkevisch, Sigismund Vitold |
| Ronlund, Arthur Nicholas |
| Ronn, August Einar |
| Roomianzoff, Nicholas |
| Rosalieff, Nicholas |
| Rosberg, Edwin Ferdinand |
| Rosenberg, Solomon |
| Rosenberg, Solomon |
| Rosenfield, Reuben Laman |
| Roshkovsky, Ion |
| Rosing, Ian |
| Rossi, Enoch |
| Rossoggsky, Ivan P. |
| Roth, Felix Witold |
| Rothberg, Max |
| Rothman, Leon |
| Rothstein, Morris |
| Rowehl, Armen |
| Rowehl, Edwin Nicholas |
| Rozenfeld, Didrich |
| Rudezky, Joseph |
| Rudovsky, Joseph |
| Ruland, James |
| Rybakov, Michael Silas |
| Rytko, Anton |