| Name | Meaning | Gender | Origin |
|---|
| Gilroy | Servant of the King | Unisex | |
| Giynna | Of the glen
| Female | |
| Glenda | Holy And Good | Female | Celtic |
| Glenna | Of the glen
| Female | Irish |
| Gliona | From the Greek Cleone daughter of a river god
| Female | |
| Gobinet | Irish form of Abigail bringsjoy
| Female | |
| Gorman | Blue | Unisex | Irish |
| Guinness | Brand of stout beer from Ireland. | Unisex | |
| Haley | hay field | Female | English |
| Heather | heather | Female | Scottish |
| Honor | Honor
| Female | |
| Honora | Honor
| Female | Latin |
| Honoria | Honor
| Female | Latin |
| Ida | prosperous | Female | |
| Iona | flower name, purple jewel | Female | Scottish |
| Iris | rainbow, a play of colours | Female | |
| Irish | People of Ireland. Also lucky - "The Luck of the Irish". | Unisex | |
| Jana | Feminine variation of John | Female | Czech |
| Joyce | after James Augustine Aloysius Joyce, Irish writer and poet | Female | Latin |
| Kathleen | Innocent
| Female | Anglicized |
| Keely | Beautiful | Unisex | Irish |
| Keelyn | Lively: aggressive. Variant of Kelly.
| Female | |
| Keenat | Archaic
| Female | |
| Keeva | gentle, beautiful, precious | Female | Irish |
| Keiran | Little, Dark | Unisex | Celtic |