| Sofronia | Woman | Spanish Names |
| Sohalia | Woman | Indian Names |
| Sohan | Man | Indian Names |
| Soji | Man | Japanese Names |
| Sojourner | Unisex | American Names |
| Sokanon | Woman | Native American - Algonquin Names |
| Sokka | Man | American Names |
| Sokol | Man | Albanian Names |
| Sol | Unisex | Spanish Names |
| Sola | Woman | Spanish Names |
| Solada | Woman | Thai Names |
| Solal | Unisex | Hebrew Names |
| Solana | Woman | Latin Names |
| Solange | Woman | French Names |
| Solara | Woman | Latin Names |
| Solaria | Woman | Latin Names |
| Solaris | Unisex | Latin Names |
| Soledad | Woman | Spanish Names |
| Soleh | Man | Indonesian Names |
| Soleil | Woman | French Names |