| Rodolfito | | - | Spanish | |
| Rodolfo | | - | Italian, Spanish, Portuguese | |
| Rodolph | | - | English (Rare), French (Rare) | |
| Rodrigo | | ro-DREE-go (Spanish, Italian), roo-DREE-goo (Portuguese) | Spanish, Portuguese, Italian, Galician | |
| Rodya | | - | Russian | |
| Rogelio | | ro-KHE-lyo | Spanish | |
| Roger | | RAH-jər (English), ro-ZHE (French) | English, French, Catalan, Swedish, Norwegian, Danish, German, Dutch | |
| Roghayeh | | - | Persian | |
| Rohan (1) | | - | Indian, Hindi, Marathi, Bengali, Kannada | |
| Rohan (2) | | - | Literature | |
| Rohese | | - | Medieval English | |
| Rohesia | | - | Medieval English (Latinized) | |
| Rohit | | - | Indian, Hindi, Marathi, Bengali, Odia, Gujarati, Kannada, Telugu, Nepali | |
| Roi (1) | | - | Galician | |
| Roimata | | - | Maori | |