| X-iomania | Woman | American Names |
| Xadrian | Man | American Names |
| Xael | Unisex | American Names |
| Xaila | Woman | American Names |
| Xakery | Man | American Names |
| Xalvadora | Woman | Spanish Names |
| Xanadu | Unisex | Mongolian Names |
| Xander | Man | Greek Names |
| Xandra | Woman | English Names |
| Xandy | Unisex | American Names |
| Xannon | Unisex | American Names |
| Xantara | Woman | American Names |
| Xanthe | Woman | Greek Names |
| Xanthus | Man | Greek Names |
| Xanti | Unisex | Portuguese Names |
| Xantiago | Man | Portuguese Names |
| Xanto | Man | Italian Names |
| Xara | Unisex | American Names |
| Xaria | Woman | American Names |
| Xarissa | Woman | American Names |