| Xiao Hong | Woman | Chinese Names |
| Xidorn | Unisex | American Names |
| Ximena | Woman | Basque Names |
| Xin Qian | Woman | Chinese Names |
| Xinavane | Woman | African - Changana/Tsonga Names |
| Unisex | Chinese Names | |
| Xing Xing | Unisex | Chinese Names |
| Xio | Unisex | Spanish Names |
| Xiola | Woman | Greek Names |
| Xiomara | Woman | Spanish Names |
| Xipil | Unisex | Aztec Names |
| Xiu | Woman | Chinese Names |
| Xiu Juan | Woman | Chinese Names |
| Xiuhcoatl | Unisex | Aztec Names |
| Xóchitl | Woman | Aztec Names |
| Xola | Unisex | African - Xhosa of South Africa Names |
| Xolani | Woman | African - Xhosa, Zulu Names |
| Xorn | Man | American Names |
| Xuan | Unisex | Vietnamese Names |
| Xue | Woman | Chinese Names |