| Reina (1) | | - | Spanish | |
| Reinaldo | | - | Portuguese, Spanish | |
| Remedios | | re-ME-dyos | Spanish | |
| Remigio | | re-MEE-jo (Italian) | Italian, Spanish, Portuguese | |
| RenÉ | | rə-NE (French) | French, German, Spanish, Slovak, Czech | |
| Renata | | re-NAH-tah (Italian, Spanish, German, Polish) | Italian, Spanish, Portuguese, German, Polish, Czech, Croatian, Slovene, Late Roman | |
| Renato | | re-NAH-to (Italian, Spanish) | Italian, Spanish, Portuguese, Croatian | |
| Reyes | | - | Spanish | |
| Reyna | | - | Spanish | |
| Reynaldo | | - | Spanish, Portuguese | |
| Ricarda | | ree-KAHR-dah (Spanish) | Spanish, German | |
| Ricardo | | ree-KAHR-do (Spanish) | Spanish, Portuguese | |
| Rico (1) | | REE-ko | Spanish | |
| Rita | | REE-tə (English), REE-tah (German) | Italian, English, Swedish, Norwegian, Danish, German, Hungarian, Spanish, Portuguese | |
| Roberta | | rə-BUR-tə (English), ro-BER-tah (Italian, Spanish) | English, Italian, Spanish | |