| Roelof | | - | Dutch | |
| Roger | | RAH-jər (English), ro-ZHE (French) | English, French, Catalan, Swedish, Norwegian, Danish, German, Dutch | |
| Rogier | | ro-KHEER | Dutch | |
| Rokus | | RO-kus | Dutch | |
| Roland | | RO-lənd (English), ro-LAWN (French), RO-lawnd (Hungarian) | English, French, German, Swedish, Dutch, Hungarian, Medieval French | |
| Roos | | RO:S | Dutch | |
| Roosje | | RO:-shə | Dutch | |
| Rosa (1) | | RO-sah (Spanish, Dutch), RAW-zah (Italian), RO-zə (English) | Spanish, Italian, Portuguese, Swedish, Norwegian, Danish, Dutch, German, English | |
| Rosalie | | ro-za-LEE (French), RO-zə-lee (English) | French, German, Dutch, English | |
| Rosanne | | ro-ZAN (English), ro-ZAHN-nə (Dutch) | English, Dutch | |
| Roy | | ROI (Scottish, English) | Scottish, English, Dutch | |
| Ruben | | RUY-bən (Dutch) | Swedish, Norwegian, Danish, Dutch, French, Armenian, Biblical Latin | |
| Rudolf | | ROO-dawlf (German), RUW-dawlf (Polish) | German, Dutch, Swedish, Norwegian, Danish, Polish, Czech, Hungarian, Slovene, Croatian, Russian, Arm | |
| Rupert | | RUY-pərt (Dutch), ROO-pərt (English), RUW-pert (Polish) | German, Dutch, English, Polish | |
| Rutger | | - | Dutch | |