| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Xeno | - | Ancient Greek | ||
| Xenocrates | zi-NAH-krə-teez (English) | Ancient Greek (Latinized) | ||
| Xenokrates | - | Ancient Greek | ||
| Xenon | - | Ancient Greek | ||
| Xenophon | - | Ancient Greek | ||
| Xzavier | ZAY-vee-ər, ZAY-vyər, ig-ZAY-vee-ər | English (Modern) | ||
| Yancy | YANT-see | English | ||
| Yanick | - | Breton, French | ||
| Yann | - | Breton, French | ||
| Yannic | - | Breton, French | ||
| Yannick | - | Breton, French | ||
| Yasmin | YAZ-min (English) | Persian, Arabic, English (Modern) | ||
| Yasmine | YAZ-min (English) | Persian, Arabic, English (Modern) | ||
| Yazmin | YAZ-min | English (Modern) | ||
| Yeshua | - | Biblical Hebrew, Ancient Aramaic |