- Raab Markus
- Radmacher Frank G.
- Rafiei Majid
- Rahikkala Jurka
- Rajanen Mikko
- Rak Tomasz
- Rallis Stylianos
- Ramanathan Lakshmanan
- Ramezani Elham
- Ramler Rudolf
- Rantalainen Aapo
- Rashid Awais
- Rastogi Ayushi
- Ratkowski Andrzej
- Rauber Thomas
- Re Reginaldo
- Rebiscoul Vincent
- Rebout Maxime
- Redlich David
- Reed Mark
- Regoli Mauro
- Reichel Thomas
- Reichert Manfred
- Reijers H. A.
- Reina Laura Arjona
- Rembiszewski Artur
- Remencius Tadas
- Renzis Alan De
- Rezaalipour Mohammad
- Rezazadeh Abdolbaghi
- Riahi Shahrzad
- Riba Colin
- Ribeiro Athos
- Rickmann Christina
- Riehle Dirk
- Riehle Dirk
- Rinderle-Ma Stefanie
- Ringger Eric K.
- Ringger Eric K.
- Rioli Alessandro
- Robinson William
- Robles Gregorio
- Robles Gregorio
- Robles Gregorio
- Robles Gregorio
- Robles Gregorio
- Rocha Carla
- Rodríguez-Pérez Gema
- Rodung Bengt
- Rol Marijn
- Rolandsson Bertil
- Roman Dumitru
- Romanovsky Konstantin
- Ronchi Della Rocca Simona
- Rosa M. La
- Rosales Rosa Eugenio
- Rosemann Michael
- Rosen Paul
- Rosić Bojana V.
- Rossi Bruno
- Rossi Bruno
- Rossi Sabina
- Rot Jurriaan
- Rot Jurriaan
- Routis Ioannis
- Rozov Andrei
- Ruffatti Gabriele
- Ruggeri Armando
- Ruiz Claudia
- Rullani Francesco
- Ruohonen Mikko
- Russo Barbara
- Russo Barbara
- Russo Barbara
- Russo Daniel
- Räsänen Petri
- Rönkkö Kari
- Rünger Gudula