| Link | Location |
|---|
 | Diogo Dostoiévsky Robespierre de Sá | Amares, Portugal |
 | Joel Robinson | Redmond, Washington, United States |
| Roman Rodnikov | Moscow (online), Russia |
| Jon-Felipe Rodrigues | Rockville Centre, New York, United States |
| Nelson Rodrigues | London, United Kingdom |
| Barb Roesch | Saskatoon, Canada |
| Nicky Rog | Amsterdam, Netherlands |
| Pavel Rogach | Moscow online, Russia |
| Anatoliy Romanenko | Moscow, Russia |
| Jelle Roovers | Utrecht, Netherlands |
| Christian Ros | München, Germany |
 | ISRAEL ROSAS HERNANDEZ | Auburn Hills, Michigan, United States |
| John Rose | New York, New York, United States |
| Arthur Roth | Berlin, Germany |
| Andreas Rothlauf | Berlin, Germany |
