| Gender | Baby Name | Meaning | Save To List |
|---|---|---|---|
 | Hedd | Peace |  |
 | Heulwen | Sunshine | |
| Howell | Seeing clearly | |
| Hywel | Eminent, conspicuous | |
| Ianto | Gift of God | |
| Ieuan | Gift of God | |
| Ifan | Gift of God | |
| Ioan | Gift of God | |
| Iolo | Worthy lord | |
| Iorwen | Fair, blessed lady | |
| Iorwerth | Worthy lord | |
| Isolde | Fair lady | |
| Jones | Son of John | |
| Mabon | Divine son | |
| Maddock | Good | |
| Megan | Pearl | |
| Meghan | Pearl | |
| Mervin | Great lord | |
| Nesta | Pure | |
| Powell | Son of Howell | |
| Reece | Enthusiastic, eager | |
| Siriol | Cheerful | |
| Tudor | People king | |
| Wynn | Fair, white, blessed | |
| Yestin | Just | |
| Meredith | Guardian of sea | |
