| Name | Meaning | Origins | Gender | Popularity (last 10y) | |
|---|---|---|---|---|---|
| Kossey | If derived from Irish Casey: "brave in battle"; if derived from Ewe Kossi: "born on Sunday". | Irish | Unisex | — | |
| Kylee Jean | Kylee: 'narrow/straight' (or 'boomerang'); Jean: 'God is gracious'. | Irish | Girl | — | |
| Kynah | Uncertain; possible meanings include 'ancient' (via Kian/Kyan) or 'lamentation' (via Hebrew kinah); often treated as a modern invented name | Irish | Girl | — | |
| Kynen | Generally interpreted as 'leader/chief' or linked to 'ancient' or 'kin' (family) | Irish | Boy | — | |
| Kyrane | Derived from Gaelic ciar 'dark' + -án 'little' - 'little dark one' or 'little dark-haired one' | Irish | Boy | — | |
| Kyrrah | Likely a modern spelling of Kyra/Kira; commonly taken to mean "lady" (from Greek kyra) or associated with Irish Ciara meaning "dark-haired." | English, Greek, Irish | Girl | — | |
| Kyva | Gentle, beautiful, precious | Irish | Girl | — | |
| Kätlynn | Pure | Irish | Girl | — | |
| Labhaoise | Irish form of Louise - ultimately from Germanic elements meaning "famous/renowned warrior". | Irish | Girl | — | |
| Labhrainn | Gaelic form of Laurence (from Latin Laurentius - 'from Laurentum', often interpreted 'crowned with laurel'). | Irish, Scottish Gaelic | Boy | — | |
| Labhras | From Laurentum; 'crowned with laurel'. | Irish | Boy | — | |
| Labhruinn | Likely derived from Gaelic roots meaning 'speaker' or a Gaelic form of Lawrence (from Latin Laurentius). | Irish | Boy | — | |
| Lachlunn | From the land of lakes/fjords (originally referring to Norsemen) | Irish, Scottish Gaelic | Boy | — | |
| Lagan | Irish/Scottish Gaelic: 'little hollow' or 'small low place'; Hindi/Sanskrit: 'devotion, attachment, dedication' (also used in context of marriage/ceremony). | Hindi, Irish, Sanskrit, Scottish Gaelic | Unisex | — | |
| Lalor | From Gaelic Ó Leathlobhair, 'descendant of Leathlobhar' - the personal name Leathlobhar likely combines leath 'half' + lobhar 'leper' (an old epithet). | Irish | Boy | — | |
| Lamey | No single established given-name meaning. As a surname it may derive from a nickname or occupation; possible roots include Old English 'lamb' (young sheep), Gaelic 'lámh' (hand), or French 'Lamé' (a coated/metallic cloth) - origin-dependent and not definitive | Irish | Unisex | — | |
| Lann | Likely 'enclosure' or 'heath' (Celtic); sometimes associated with 'orchid' when linked to Vietnamese Lan; possibly 'blade' in Old Irish. | Breton, Irish, Vietnamese, Welsh | Unisex | — | |
| Lannan | Descendant of Lonán; Lonán is a diminutive meaning "little blackbird." | Irish | Unisex | — | |
| Lanney | Often treated as a diminutive of Elaine/Helen ('bright, shining') or related to Hawaiian Lani ('heaven, sky'); also used as an anglicized surname | English, Irish | Girl | — | |
| Lanore | Probably 'light' or 'torch' if derived from Eleanor/Helene; alternatively associated with the River Nore in Irish contexts. Meaning uncertain. | Irish | Girl | — | |
| Laobhaoise | Likely connected to Louise (from Germanic elements meaning 'renowned/famous warrior'), though the exact traditional Gaelic meaning is uncertain | Irish | Girl | — | |
| Laois | From the Gaelic Loígis (name of an ancient tribe/kingdom); exact meaning uncertain | Irish | Unisex | — | |
| Laoise | Irish form of Louise - 'famous warrior' (renowned in battle) | Irish | Girl | — | |
| Laoiseach | Likely 'person from Laois' or related to Laoise (the Irish form of Louise); associated with the county name Laois or derived from Gaelic roots meaning 'of Laois' or 'Laoise-like'. | Irish | Girl | — | |
| Laoiseadh | Renowned/famous warrior (from elements meaning 'fame' + 'warrior') | Irish | Girl | — | |
| Laoisín | Diminutive of Laoise/Laois - 'little Laoise' (Laoise is the Irish form of Louise, meaning 'famous/renowned warrior'). | Irish | Girl | — | |
| Larna | Probably a modern variant of Lorna/Lana. Associated senses include 'from Lorne' (place-name origin via Lorna) or the calm/peaceful connotations of Lana; used chiefly as a feminine given name. | Irish | Girl | — | |
| Lashi | Uncertain - possibly 'grace' or 'beloved' (South Asian derivation) or 'light' (linked to Georgian Lasha); meaning depends on origin and spelling. | English, Georgian, Irish | Girl | — | |
| Leaca | Derived from Irish leac(a) meaning 'flagstone' or 'slab' (also appears in place-names for 'hillside' or 'slope') | Irish | Girl | — | |
| Leachlainn | From Lochlann - 'land of lakes/lochs'; historically used for Scandinavia/Norsemen (often rendered as 'Viking' or 'man from the land of lochs') | Irish, Scottish Gaelic | Boy | — | |
| Leannan | Lover; sweetheart; beloved | Irish, Scottish Gaelic | Unisex | — | |
| Lear | Derived from a Celtic word/name associated with the sea or a sea god | Irish, Welsh | Boy | — | |
| Leary | Descendant of Lóegaire; the personal name Lóegaire is ancient and of uncertain exact meaning, often interpreted as related to ‘calf-herd’ or similar Gaelic elements. | Irish | Boy | — | |
| Leath | Uncertain as a given name; possibly from Gaelic 'leath' meaning 'half', or taken from a surname/placename; not widely attested with a specific traditional given-name meaning | Irish, Scottish | Unisex | — | |
| Leathlobhair | Likely from Old Irish elements leth ('half') + lobhar ('leper' or 'physician'); exact meaning uncertain. | Gaelic, Irish | Boy | — | |
| Lecolla | Uncertain; possibly 'victory of the people' if linked to Nicola, or related to the Irish personal name Colla (historic name with uncertain exact meaning) | Gaelic, Irish | Girl | — | |
| Lee J. | From Old English 'leah' meaning 'clearing, meadow'; also a romanization of Chinese surname Li (李) meaning 'plum'. | Chinese, English, Irish, Korean | Unisex | — | |
| Leighlan | Typically interpreted as 'lake land' (if from Lachlan) or 'meadow' (if from Leigh); a modern blended/variant meaning. | English, Irish | Unisex | — | |
| Leney | Derived from Leonard: "brave, lion-hearted"; or from Lena/Leonie: "light/torch" - generally a diminutive form | English, Irish | Unisex | — | |
| Ler | From Old Irish Lir 'sea' (associated with the sea-god); alternatively a short form of Leroy meaning 'the king'. | Irish | Boy | — | |
| Leveney | Likely 'from the River Leven' or 'little Leven'; alternately evoking 'lion-like' if linked to Leon-/Leonie. | Irish, Scottish | Unisex | — | |
| Linch | Surname-derived name meaning either 'descendant of the mariner' (from Irish Ó Loingsigh) or, less commonly, 'ridge/hill' (from Old English hlinc). | English, Irish | Unisex | — | |
| Linne | Likely derived from Lynn or Linnea - can mean 'lake' (from Welsh/Irish llyn) or reference the twinflower (Linnea) named after Linnaeus. | English, Irish, Swedish, Welsh | Girl | — | |
| Liriah | Likely 'freedom' (from Albanian Liria); alternatively associated with Hebrew 'light' or 'song' or inspired by the Irish sea-god Lir - commonly used as a modern invented name. | Albanian, English, Gaelic, Hebrew, Irish | Girl | — | |
| Lochan | Scottish Gaelic: "small lake" (a little loch); Sanskrit: "eye" or "sight" (from Lochana). | Indian, Irish, Sanskrit, Scottish Gaelic | Boy | — | |
| Lochlain | From Lochlann - "land of lakes"; historically associated with Norse/Viking | Irish, Scottish Gaelic | Boy | — | |
| Locklany | Derived from Lochlann - 'land of lakes' or 'land of the fjords'; traditionally associated with 'Viking' or 'Norseman'. | Irish, Scottish Gaelic | Boy | — | |
| Logon | Little hollow | Irish, Scottish | Unisex | — | |
| Loman | Likely from the Gaelic name Lommán (an early Irish saint); possibly 'little/bare one' or alternatively an English surname meaning 'man from low-lying land' or 'low man'. | Irish | Boy | — | |
| Lonen | Little blackbird | Irish | Boy | — |
Aggregated births across Ireland, United Kingdom, United States, Australia for every Irish-origin name in our dataset.
