| Ratimir | | - | Croatian, Medieval Slavic | |
| Ratko | | - | Croatian, Serbian | |
| Ratna | | - | Indian, Hindi, Telugu, Nepali, Indonesian | |
| Ratnam | | - | Indian, Telugu | |
| Ratomir | | - | Serbian | |
| Ratu | | RAH-too | Indonesian | |
| Raul | | ra-OOL (Portuguese), rah-OOL (Italian) | Portuguese, Italian | |
| Rava | | RAH-vah | Esperanto | |
| Ravi | | RAH-vee (Hinduism) | Hinduism, Indian, Hindi, Marathi, Bengali, Odia, Gujarati, Telugu, Tamil, Kannada, Nepali | |
| Ravinder | | - | Indian (Sikh) | |
| Ravindra | | - | Hinduism, Indian, Hindi, Marathi, Telugu, Kannada | |
| Raya | | - | Bulgarian | |
| Rayen | | - | Native American, Mapuche, Spanish (Latin American) | |
| Rayko | | - | Bulgarian | |
| Raymundo | | - | Spanish, Portuguese (Brazilian) | |