| Roshanak | | - | Persian, Ancient Persian | |
| Roshanara | | - | Persian (Archaic) | |
| Rosine | | - | French | |
| Roslindis | | - | Ancient Germanic | |
| Rosmunda | | - | Ancient Germanic | |
| Ross | | RAWS (English) | Scottish, English | |
| Rostislav | | rahs-tee-SLAHF (Russian) | Russian, Czech, Medieval Slavic | |
| Rothaid | | - | Ancient Germanic | |
| Rouben | | - | Biblical Greek, Armenian | |
| Roul | | - | Medieval French, Medieval English | |
| Routh | | - | Biblical Greek | |
| Roxana | | rahk-SAN-ə (English), rok-SAHN-ah (Spanish) | English, Spanish, Romanian, Ancient Greek (Latinized) | |
| Roxane | | rok-SAHN (French), rahk-SAN (English) | French, English, Ancient Greek | |
| Roxanne | | rahk-SAN (English), rok-SAHN (French) | English, French | |
| Roy | | ROI (Scottish, English) | Scottish, English, Dutch | |