| Name | Meaning | Gender | Origin |
|---|
| Quiz | | Male | Hebrew |
| Rahjah | | Male | Hebrew |
| Rai | Abbreviation of Raimundo.
| Female | Japanese |
| Raley | | Unisex | |
| Ralph | Red wolf
| Male | English |
| Ralph | Red wolf
| Male | English |
| Rameesh | | Male | Hebrew |
| Ramon | Form of Raymond Guards wisely.
| Male | Catalan |
| Ranait | Wealthy or charming
| Female | |
| 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 |
| Rascal | One that is playfully mischievous | Male | |
| Ratcliff | | Unisex | |
| Raven | Dark haired or wise
| Female | Word |
| Rayman | Form of Raymond Guards wisely.
| Male | |
| Rebel | One that resists of defies authority | Male | Word |
| Red | A primary colour resembling the colour of blood | Male | Color |
| Redmon | | Unisex | |
| Redmond | adviser | Male | Irish |
| Rembrandt | | Male | |
| Renoir | | Male | Hebrew |
| Reuben | Behold a son | Male | Hebrew |
| Revy | | Unisex | |
| Rex | after the Rex Banner character in The Simpsons cartoons | Male | Latin |