| Gower | Welsh | Meaning "pure." Among well-known pe.. |  |  |
| Gregory | Welsh | A borrowing from the English, Grego.. |  | |
| Griffin | Welsh | Evolved from Griffinus, a Latinate .. |  | |
| Griffith | Welsh | Of debated origin, some believe it .. | | |
| Grigor | Welsh | Welsh form of Gregory (watchful). S.. | | |
| Guinevere | Welsh | This name means "white" or "soft." .. | | |
| Gwalchmai | Welsh | Compound name composed of the eleme.. |  | |
| Gwallter | Welsh | Welsh form of Walter (ruler of an a.. | | |
| Gwatcyn | Welsh | Welsh form of Watkin, which represe.. | | |
| Gwen | Welsh | Derived from gwen, the feminine for.. | | |
| Gwenda | Welsh | Compound name composed of the eleme.. | | |
| Gwendolen | Welsh | Compound name composed of the eleme.. | | |
| Gwendolyn | Welsh | Meaning "fair ring." In the Aurthur.. | | |
| Gweneal | Welsh | Compound name composed of the eleme.. | | |
| Gwenfrewi | Welsh | Compound name composed of the eleme.. | | |
| Gwenhwyfar | Welsh | Compound name composed of the Welsh.. | | |
| Gwenllian | Welsh | Compound name composed of the eleme.. | | |
| Gwerful | Welsh | Compound name composed of the eleme.. | | |
| Gwilyin | Welsh | See Wilhelm under German names | | |
| Gwilym | Welsh | Welsh cognate of William (resolute .. | | |
| Gwladus | Welsh | Old name of uncertain derivation, p.. | | |
| Gwyn | Welsh | Popular name derived from gwyn (whi.. | | |
| Gwynedd | Welsh | Derived from the element gwyn (whit.. | | |
| Gwyneth | Welsh | Feminine form of Gwynedd, a derivat.. | | |
| Gwynfor | Welsh | Modern name composed of the element.. | | |
| Gwythyr | Welsh | Welsh form of Victor (conqueror, wi.. | | |
| Heddwyn | Welsh | Modern compound name composed of th.. | | |
| Heledd | Welsh | Ancient yet still common Celtic nam.. | | |
| Helen | Welsh | A borrowing from the English, Helen.. | | |
| Hilary | Welsh | A borrowing from the English, Hilar.. | | |
| Hopkin | Welsh | Transferred use of the surname, whi.. | | |
| Howell | Welsh | Anglicized form of Hywel (eminent, .. | | |
| Hugh | Welsh | A borrowing from the English, Hugh .. | | |
| Humphrey | Welsh | A borrowing from the English, Humph.. | | |
| Huw | Welsh | Welsh form of Hugh (heart, mind, sp.. | | |
