| Name | Meaning | Origins | Gender | Popularity (last 10y) | |
|---|---|---|---|---|---|
| Irfon | Taken from the River Irfon - a locational/river name; specific original meaning uncertain | Welsh | Boy | — | |
| Irian | Possible meanings include 'bright/silvery' (Welsh Eirian), 'peace' (Greek Irene), or a relation to Arian meaning 'silver/golden' - multiple potential origins. | Albanian, Greek, Indonesian, Welsh | Unisex | — | |
| Irwen | Likely 'fair' or 'blessed' - contains the Welsh element -wen ('white, fair, blessed'). | Welsh | Girl | — | |
| Irwyn | Probably a variant of Irwin/Erwin - from Old English elements meaning "boar-friend"; in a Welsh context it may be formed with the suffix -wyn meaning "fair/blessed." | English, Welsh | Boy | — | |
| Ithel | Likely 'lord' or 'prince' - historically associated with Welsh nobility | Welsh | Boy | — | |
| Ithell | Lord; ruler | Welsh | Boy | — | |
| jaclynn | Combines Jacob ('supplanter') with Lynn ('lake' or 'waterfall') - roughly 'supplanter by the lake'. | Hebrew, Welsh | Girl | — | |
| Jenaffer | Fair, white, or smooth; often interpreted as "white phantom" or "fair one" | Welsh | Girl | — | |
| Jenefer | Fair, white; often rendered 'white/ fair one' or 'white phantom' | Cornish, Welsh | Girl | — | |
| jenfer | Derived from Welsh Gwenhwyfar, commonly interpreted as 'white phantom' or 'fair one'. | Cornish, Welsh | Girl | — | |
| Jenji | White phantom | Cornish, English, Welsh | Girl | — | |
| Jenkin | Little John (diminutive of John, whose meaning is 'Yahweh is gracious') | English, Welsh | Boy | — | |
| Jenkyns | 'son of Jenkin' (Jenkin = 'little John'); John ultimately means 'God is gracious' | English, Welsh | Boy | — | |
| Jennefer | Derived from Gwenhwyfar: 'white, fair' or loosely 'white phantom' / 'fair one'. | Cornish, Welsh | Girl | — | |
| Jennepher | Fair/white one; often rendered 'white phantom' or 'white wave' (from Gwenhwyfar) | Cornish, Welsh | Girl | — | |
| Jennfier | Fair one (from Welsh gwen 'white, fair' + hwyfar 'smooth/phantom') | Cornish, Welsh | Girl | — | |
| Jenni-Lee | Combination of Jennifer ('fair/white one') and Lee ('meadow/clearing') - 'fair one of the meadow' | Cornish, Welsh | Girl | — | |
| jennifur | Derived from Gwenhwyfar - 'white, fair, or blessed' (often interpreted as 'white/fair one' or 'white enchantress'). | Cornish, Welsh | Girl | — | |
| Jenyca | Derived from Jennifer/Jenny, generally understood as 'fair' or 'white/fair one.' | English, Welsh | Girl | — | |
| Jestyn | Just, fair, righteous | Welsh | Boy | — | |
| Jevann | Variant of Evan/John meaning 'God is gracious' (occasionally linked to biblical Javan meaning 'Greece') | English, Welsh | Boy | — | |
| Joann-Lynn | Joann: 'God is gracious' + Lynn: 'lake' or 'pool' - roughly 'God is gracious by the lake.' | Hebrew, Welsh | Girl | — | |
| Johanna-Lynn | Johanna: "God is gracious"; Lynn: "lake" or "waterfall" - together suggesting "God is gracious by the lake" | Hebrew, Welsh | Girl | — | |
| Jonna-Lynn | Combines 'God is gracious' (Jonna/Joanna) with 'lake' or 'pool' (Lynn). | Latin, Welsh | Girl | — | |
| Kadall | From Welsh 'cad' meaning 'battle' - warrior/battler | Welsh | Boy | — | |
| Kadoc | Derived from Welsh 'cad' meaning 'battle' - 'battle' or 'warlike'. | Welsh | Boy | — | |
| Karad | 'beloved' (if derived from Welsh Carad),'from Karad' (if toponymic) | Indian, Welsh | Boy | — | |
| Karadoc | Beloved, amiable (from a Celtic root meaning 'love') | Welsh | Boy | — | |
| Kealani-Lynn | Compound of Hawaiian 'Kealani' (ke = 'the', lani = 'heaven/sky; royal') meaning 'the heavens' or 'heavenly/royal' and English/Welsh 'Lynn' meaning 'lake' or 'pool' - combined sense: 'heavenly lake' or 'heavenly one by the lake'. | English, Hawaiian, Welsh | Girl | — | |
| Keddryck | Derived from Kendrick: 'royal ruler' or 'chief' | English, Welsh | Boy | — | |
| Kedricke | Royal ruler, chief ruler (variant of Kendrick/Cedric) | English, Welsh | Boy | — | |
| Kedryk | Chief; royal ruler; beloved ruler | English, Welsh | Boy | — | |
| Kelwyn | Likely 'fair/blessed' or 'fair friend' - from Welsh '-wyn' meaning 'fair/blessed' combined with the 'Kel' root | English, Welsh | Unisex | — | |
| Kendriz | Royal ruler | English, Welsh | Boy | — | |
| Kennrick | Royal ruler; royal power | English, Welsh | Boy | — | |
| Kenryck | Leader/ruler (related to elements meaning 'royal' or 'ruler') | English, Welsh | Boy | — | |
| Keri Anne | Combines Keri ('dark' or 'beloved') and Anne ('grace') - 'dark‑haired grace.' | Welsh | Girl | — | |
| Kerwyn | Likely 'fair/blessed' (wyn) combined with 'ker' - possibly 'fair/blessed dweller' or a variant of Carwyn meaning 'blessed love'. | Cornish, Welsh | Boy | — | |
| Kerwynne | From the blessed/fair dwelling (or, if from Irish Kerwin, 'little dark one'). | Welsh | Unisex | — | |
| Keryll | Likely 'lordly' (from Greek kyrillos) or alternatively linked to 'free man' (from Germanic karl) | English, Welsh | Unisex | — | |
| Keyne | Linked to the Cornish/Welsh saint Keyne (sense of 'gentle' or 'beautiful'); from Irish roots can be related to Ó Catháin ('descendant of Cathán' / 'little warrior'). | Cornish, English, Irish, Welsh | Unisex | — | |
| Kordelyah | Probably 'heart' or 'daughter/jewel of the sea' (meaning uncertain) | Welsh | Girl | — | |
| Kymric | Of Wales; Welsh | Welsh | Boy | — | |
| Kyn | Related to 'kin' (family) or Welsh 'Cyn' (chief/leader); broadly 'family' or 'leader/chief'. | English, Welsh | Unisex | — | |
| Kynon | Likely 'chief' or 'leader' - derived from Welsh Cynon/Cynan | Welsh | Boy | — | |
| Kynwal | Likely derived from Welsh elements with cyn- 'chief/first' - overall sense: 'chief/leader' (approximate) | Welsh | Boy | — | |
| Kynwyl | Historic Welsh name (associated with a medieval saint); possibly from the element 'cyn' meaning 'chief' or 'first'. | Welsh | Boy | — | |
| La Vonn | Small, little | African American, English, Welsh | Boy | — | |
| 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 | — | |
| Laura-lyn | Combination of 'laurel' (symbol of victory) and 'lyn'/'llyn' (lake) - loosely 'laurel lake' or 'victorious by the lake' | Welsh | Girl | — |
Aggregated births across United States, United Kingdom, France, Germany for every Welsh-origin name in our dataset.
