| Name | Meaning | Gender | Origin |
| Gilchrist | Irish Name Meaning "Christ's Servant." | Male | Gaelic |
| Gilmore | Irish/Gaelic Name Meaning "Servant Of The Virgin Mary."Variants Include Gillmore, Gillmour, And Gilmour. | Male | Gaelic |
| Gobinet | Irish Form Of Abigail Bringsjoy | Female | Irish |
| Gobnait | Irish Form Of Abigail Bringsjoy | Female | Irish |
| Gobnat | Irish Form Of Abigail Bringsjoy | Female | Irish |
| Grady | Irish Name Meaning "Noble" Or "Renowned."Variant, Gradey, Exists. | Male | Gaelic |
| Gubnat | Irish Form Of Abigail Bringsjoy | Female | Irish |
| Hiolair | Irish Form Of Hilary Happy | Female | Irish |
| Hisolda | Irish Form Of Isolda | Female | Irish |
| Isibeal | Irish Form Of Isabel Consecrated To God | Female | Irish |
| Izett | Irish Form Of Isolda | Female | Irish |
| K.C. | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kacee | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kacey | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kaci | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kacia | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kacie | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kacy | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kaesha | Modern Kacie And Variants Are Phonetic Forms Of The Initials K.C. Or Variants Of The Irish Name Casey Alert: Vigorous. | Female | English |
| Kaitlan | Modern Phonetic Form Of The Irish Name Caitlin From Catherine Meaning Pure. | Female | Irish |
| Kaitleen | Modern Phonetic Form Of The Irish Name Caitlin From Catherine Meaning Pure. | Female | Irish |
| Kaitlin | Modern Phonetic Form Of The Irish Name Caitlin From Catherine Meaning Pure. | Female | Irish |
| Kaitlyn | Modern Phonetic Form Of The Irish Name Caitlin From Catherine Meaning Pure. | Female | Irish |
| Kaitlynn | Modern Phonetic Form Of The Irish Name Caitlin From Catherine Meaning Pure. | Female | Irish |
| Kalen | Irish/Celtic Name Meaning "Warrior." | Male | Celtic |
| Katelin | Medieval English Form Of The Irish Caitlin. Pure | Female | English |
| Kateline | Medieval English Form Of The Irish Caitlin. Pure | Female | English |
| Katelinn | Medieval English Form Of The Irish Caitlin. Pure | Male | English |
| Katelyn | Phonetic Form Of Caitlin - The Irish Form Of Katherine. Pure | Female | English |
| Katelynn | Medieval English Form Of The Irish Caitlin. Pure | Female | English |