| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Wubbe | VUB-bə (Dutch), WUB-bə (Dutch) | Frisian, Dutch | ||
| Wulan | WOO-lahn | Indonesian, Javanese | ||
| Wulf | - | German | ||
| Wulfno&Eth; | - | Anglo-Saxon | ||
| Wulfric | - | Anglo-Saxon | ||
| Wulfsige | - | Anglo-Saxon | ||
| Wulfstan | - | Anglo-Saxon | ||
| Wynnstan | - | Anglo-Saxon | ||
| Xabier | sha-bee-ER | Basque, Galician | ||
| Xanthe | - | Greek Mythology, Ancient Greek | ||
| Xanthippe | ksahn-teep-pe (Ancient Greek), zan-TIP-ee (English) | Ancient Greek | ||
| Xanthippos | - | Ancient Greek | ||
| Xanthos | - | Greek Mythology, Ancient Greek | ||
| Xaver | - | German | ||
| Xavi | - | Catalan |