This list includes 23 Irish girl names that start with B, from “Bairbre” to “Bébinn”. Many derive from Gaelic roots and tie to saints, warrior heroines, and nature.

Irish girl names that start with B are female names of Irish or Gaelic origin beginning with the letter B. Many come from words for beauty, fair complexion, or derive from mythological figures.

Below you’ll find the table with Name, Pronunciation, Meaning, and Notes.

Name: The traditional or anglicised form of each given name, shown so you can quickly scan options and pick favorites.

Pronunciation: A concise phonetic guide to help you say each name correctly, using familiar spelling cues you can follow.

Meaning: A brief definition or origin note that explains the name’s sense, helping you weigh symbolism and cultural meaning.

Notes: Contextual details such as historical usage, variant spellings, or mythological links to guide your choice and research.

Irish girl names that start with B

Name Pronunciation Meaning Origin Description
Bridget BRIJ-it Exalted one; strength Anglicised Irish Very common Irish name from the goddess and St. Brigid; variants Bríd, Brighid, Breda; diminutive Bridie; long history in Ireland and diaspora.
Bríd BREED Exalted one; strength Irish Gaelic Modern Irish form of Brigid, widely used in Ireland; one-syllable pronunciation; variants include Brighid and Bríde in older records.
Brighid BREE-id Exalted one; strength Old Irish / Mythological Name of the pre-Christian goddess and later St. Brigid; ancient Irish form often anglicised to Bridget or Bríd.
Breda BREH-da Exalted one; strength Anglicised Irish Anglicised form of Bríd/Brighid, common in Ireland; sometimes spelled Breeda; familiar, traditional choice.
Bridie BRIH-dee Little Brigid; exalted one Anglicised Irish (diminutive) Affectionate diminutive of Bridget, historically popular in Ireland; often used informally or as a given name.
Brianna BRY-AN-uh Noble, high (from Brian) Anglicised Irish Feminine form derived from Brian; widely used in Ireland and internationally; modern but based on Irish root.
Brianne bree-AN Feminine of Brian; noble Anglicised Irish Variant of Brianna/Brian-derived names; used in Ireland and English-speaking countries.
Beibhinn BAY-vin Fair, melodious, radiant woman Irish Gaelic Ancient feminine name borne by queens and mythic figures; anglicised forms include Bevin and Bébinn; revived occasionally.
Bébinn BAY-vin Fair, melodious; fair lady Irish Gaelic Variant spelling of Beibhinn; appears in medieval tales and genealogies; poetic, lyrical name.
Bláthnaid BLAW-nid Little blossom; flower Irish Gaelic Traditional Irish name revived in recent decades; variants Bláth and Bláithín; literary and historical usage.
Bláth BLAW Flower Irish Gaelic Short poetic name meaning “flower”; used historically and as a modern given name or nickname for Bláthnaid.
Bláithín BLAH-heen Little blossom Irish Gaelic (diminutive) Diminutive of Bláth, historically attested; charming, old-fashioned Irish choice meaning “little flower”.
Blanaid BLAH-nid Little blossom; flower Irish Gaelic Variant of Bláthnaid found in medieval records; used in folklore and some family traditions.
Banba BAN-bah Eponymous goddess of Ireland; poetic name Mythological / Old Irish One of Ireland’s mythic goddesses and poetic names for Ireland; occasionally used as a given name with strong mythic resonance.
Boann BOH-an White cow; goddess of the Boyne Mythological / Old Irish River-goddess of the Boyne in Irish myth; anglicised form Boyne; evocative, mythic choice.
Begnet BEG-net Name of an early Irish saint; meaning uncertain Old Irish / Christian Name of St. Begnet of Dalkey; historically attested Irish saint’s name with local devotion and medieval sources.
Bairbre BAR-bra Foreign, stranger (from Barbara) Irish Gaelic form Gaelic form of Barbara used historically in Ireland; appears in genealogies and saints’ lists; often anglicised as Barbara.
Bróna BROH-nah Sorrowful; from brón (sorrow) Irish Gaelic Traditional Irish female name meaning “sorrowful”; used historically and in modern Ireland; variants Bronagh, Brónach.
Bronagh BROH-nah Sorrowful; from brón (sorrow) Irish Gaelic Common anglicised spelling of Bróna; borne by saints and contemporary Irish women; pronounced like Bróna in English contexts.
Bríona BREE-uh-nah Noble, high (feminine of Brian) Irish Gaelic Irish feminine form derived from Brian; used in modern Ireland; sometimes anglicised Briona or Breena.
Brídín BREE-deen Little Bríd; little exalted one Irish Gaelic (diminutive) Diminutive form of Bríd historically used in manuscripts; charming diminutive sometimes recorded as a full name.
Beatha BYAH-hah Life Old Irish Ancient word-name meaning “life”; appears in medieval saints’ names and religious contexts; occasionally used historically as a given name.
Beathag BYAH-hog Little life (diminutive of Beatha) Old Irish (diminutive) Diminutive form attested in medieval records and hagiography; literally “little life,” used for women in early sources.

Descriptions

Bridget
Bríd
Brighid
Breda
Bridie
Brianna
Brianne
Beibhinn
Bébinn
Bláthnaid
Bláth
Bláithín
Blanaid
Banba
Boann
Begnet
Bairbre
Bróna
Bronagh
Bríona
Brídín
Beatha
Beathag
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