| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 701 | Weylyn | Celtic | Son of the wolf. | M | |
| 702 | Winnie | Celtic | White or fair. | F | |
| 703 | Wynne | Celtic | White or fair. | F | |
| 704 | Wynne | Celtic | Fair. | M | |
| 705 | Wynnie | Celtic | White or fair. | F | |
| 706 | York | Celtic | Yew tree. | M | |
| 707 | Yseult | Celtic | Fair. | F | |
| 708 | Yspaddaden | Celtic | Mythical father of Olwyn. | M | |
| 709 | Zenevieva | Celtic | Pale. | F | |
| 710 | Zinerva | Celtic | Pale. | F | |