| Porfirio | | - | Italian, Spanish | |
| Primitiva | | pree-mee-TEE-vah (Spanish) | Spanish, Late Roman | |
| Primitivo | | - | Spanish | |
| Primo | | PREE-mo (Italian, Spanish) | Italian, Spanish, Portuguese | |
| Priscila | | - | Portuguese, Spanish | |
| Prospero | | pro-SPE-ro | Italian, Spanish | |
| Prudencia | | proo-DHEN-thya (Spanish), proo-DHEN-sya (Latin American Spanish) | Spanish | |
| Prudencio | | proo-DHEN-thyo (Spanish), proo-DHEN-syo (Latin American Spanish) | Spanish | |
| Quique | | KEE-ke | Spanish | |
| Quirino | | - | Italian, Portuguese, Spanish | |
| RÉGulo | | RE-goo-lo (Spanish) | Spanish, Portuguese | |
| RaÚL | | ra-OOL | Spanish | |
| Rafa | | RAH-fah | Spanish | |
| Rafael | | rah-fah-EL (Spanish), RAH-fah-el (German) | Spanish, Portuguese, German, Hungarian, Slovene, Macedonian | |
| Rafaela | | - | Spanish, Portuguese, Macedonian | |