| Ritsu | Man | Japanese Names |
| Ritsuko | Woman | Japanese Names |
| Ritz | Man | English Names |
| Riva | Woman | Hebrew Names |
| Rivas | Unisex | Spanish Names |
| River | Unisex | English Names |
| Rivera | Unisex | Spanish Names |
| Riviera | Woman | Italian Names |
| Rivka | Woman | Hebrew Names |
| Riya | Woman | Indian Names |
| Riyaz | Man | Arabic Names |
| Riye | Woman | Japanese Names |
| Riyeko | Woman | Japanese Names |
| Rizwaan | Man | Arabic Names |
| Rizwan | Man | Arabic Names |
| Rizwana | Woman | Arabic Names |
| Rizzo | Unisex | Italian Names |
| Roach | Unisex | English Names |
| Roald | Man | English Names |
| Roan | Man | English Names |