| Puff | Expelling breath, a gust of wind or a small amount of smoke. | Male | |
| Puff | Expelling breath, a gust of wind or a small amount of smoke. | Male | |
| Purdy | Variation on pretty. | Unisex | |
| Putnam | from the sire's estate | Male | English |
| Que | | Unisex | Hebrew |
| Quick | Speedy and fast. | Unisex | |
| Quigley | Unruly hair
| Male | Irish |
| Radar | | Male | |
| Rafael | God has healed.
| Male | Spanish |
| Rafferty | Prosperous.
| Male | Irish |
| Ralph | Red wolf
| Male | English |
| Ralph | Red wolf
| Male | English |
| Ramon | Form of Raymond Guards wisely.
| Male | Catalan |
| Ramsay | low-lying land | Male | English |
| Randolph | shield-wolf | Male | English |
| Randy | Diminutive of Randolph. House wolf: protector. Mythological wolf was esteemed for courage.
| Male | English |
| Ransom | son of the shield; redeemer | Male | English |
| Raul | Form of Ralph wolf counsel.
| Male | Spanish |
| Ray | kingly | Male | English |
| Raymond | Guards wisely.
| Male | |
| Reg | Wise ruler | Unisex | English |
| Rex | after the Rex Banner character in The Simpsons cartoons | Male | Latin |
| Rhodes | dweller by the crosses; roses | Male | Greek |
| Rhys | ardor | Male | Welsh |
| Ricardo | dominant ruler | Male | Portuguese |