| Ricardo | | ree-KAHR-do (Spanish) | Spanish, Portuguese | |
| Riina | | REE:-nah (Finnish) | Finnish, Estonian | |
| Riko | | ṙee-ko | Japanese | |
| Riku (2) | | ṙee-koo | Japanese | |
| Rikuto | | ṙee-koo-to | Japanese | |
| Rin | | ṙeen | Japanese | |
| Rina (4) | | ṙee-nah | Japanese | |
| Rio (2) | | ṙee-o | Japanese | |
| Rita | | REE-tə (English), REE-tah (German) | Italian, English, Swedish, Norwegian, Danish, German, Hungarian, Spanish, Portuguese | |
| Roberto | | ro-BER-to (Italian, Spanish) | Italian, Spanish, Portuguese | |
| Rodolfo | | - | Italian, Spanish, Portuguese | |
| Rodrigo | | ro-DREE-go (Spanish, Italian), roo-DREE-goo (Portuguese) | Spanish, Portuguese, Italian, Galician | |
| RogÉRio | | roo-ZHE-ryoo | Portuguese | |
| Rokuro | | ṙo-koo-ṙo: | Japanese | |
| Rokurou | | ṙo-koo-ṙo: | Japanese | |