| Kenneth | Irish | Meaning "handsome." It is a name ma.. |  |  |
| Kenyon | Irish | Meaning "white haired; blond." | | |
| Kerill | Irish | Anglicized form of Coireall, an anc.. |  | |
| Kermit | Irish | A form of Dermot | | |
| Kerry | Irish | Transferred use of the Irish place-.. | | |
| Kerwin | Irish | Meaning "little and dark."
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| Kevin | Irish | Popular Anglicized form of Caoimhfn.. |  | |
| Kevyn | Irish | A name that means "beautiful," it i.. | | |
| Kiara | Irish | Meaning "little and dark," it is a .. | | |
| Kieran | Irish | Meaning "dark." More often a girl's.. | | |
| Kiley | Irish | Meaning "attractive" or "from the s.. | | |
| Killian | Irish | Meaning "little Kelly." Generally a.. | | |
| Kinnard | Irish | Meaning "tall hillside."
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| Kirwin | Irish | Transferred use of the surname, whi.. | | |
| Kory | Irish | An alternate form of Corey | | |
| Kyle | Irish | Transferred use of the Scottish sur.. | | |
| Labhaoise | Irish | Gaelic form of Louisa and Louise (f.. |  | |
| Labhras | Irish | Gaelic form of Laurence and Lawrenc.. | | |
| Lachtna | Irish | Old name derived from the Gaelic la.. | | |
| Lanty | Irish | Anglicized form of Leachlainn (serv.. | | |
| Laoghaire | Irish | Derived from the Gaelic laoghaire (.. | | |
| Laoiseach | Irish | Derived from Laoighis (belonging to.. | | |
| Lara | Irish | Meaning "laurel," it is the Irish v.. | | |
| Larkin | Irish | Meaning "rough; fierce." | | |
| Lasairian | Irish | Derived from the diminutive form of.. | | |
| Lasairiona | Irish | Meaning "flame wine." | | |
| Laughlin | Irish | Anglicized form of Leachlainn, Loch.. | | |
| Laura | Irish | A borrowing from the English, Laura.. | | |
| Laurence | Irish | A borrowing from the English, Laure.. | | |
| Leachlainn | Irish | A short form of Maeleachlainn (serv.. | | |
| Lelia | Irish | Latinate form of Lily. See Lily | | |
| Leo | Irish | A borrowing from the Late Latin, Le.. | | |
| Leon | Irish | Irish form of Leo (lion). See Leo.. | | |
| Letitia | Irish | A borrowing from the English, Letit.. | | |
| Lewy | Irish | Phonetic Anglicized form of Lughaid.. | | |
