Baby Names of Ireland

Irish Names Starting with B

25 Irish names beginning with B for girls and boys, with what each one means and how to say it.

Updated September 2026

Of the 25 Irish names starting with B here, 12 are for girls and 13 for boys. The ones readers look up most are Blathnaid, Beibhinn and Bronagh.

The B names on this page that the most babies were given in 2025, by the Central Statistics Office’s ranking (girls and boys are ranked separately).

  1. No. 118 girlsBláithín39 babies
  2. No. 252 boysBrian18 babies
  3. No. 273 girlsBláthnaid15 babies
  4. No. 352 girlsBéibhinn11 babies
  5. No. 352 girlsBronagh11 babies
  6. No. 544 girlsBrigid6 babies

Irish girl names starting with B

Beibhinn

pronounced BE-veen

A blend of bean “woman, lady” and finn “fair, white” originally described Viking women. Brian Boru’s mother was called Beibhinn and he named his daughter for her.

More about Beibhinn

Blaithin

pronounced BLAW-heen

Bláithín means “little flower,” from the Irish bláth, “flower,” with the diminutive ending -ín.

More about Blaithin

Blathnaid

pronounced BLAW-nid

Blath means “flower, blossom.” In legend, Blaithnaid, the reluctant wife of Curai Mac Daire, loved Cuchulainn, her husband’s rival.

More about Blathnaid

Branna

pronounced BRAN-na

Branna is a modern feminine name formed from Bran, an old Irish name meaning “raven.” It is not a traditional Irish name in its own right.

More about Branna

Briana

pronounced bree-A-na

Briana is a feminine form of Brian, the name of Brian Boru, the high king who was killed at the Battle of Clontarf in 1014. The meaning of Brian is uncertain.

More about Briana

Brigid

pronounced BRIDGE-id

The name Brigid from brigh meaning “power, vigour, virtue” epitomizes the Irish genius for layering old and new.

More about Brigid

Brigit

pronounced BRIDGE-id

The name Brigid from brigh meaning “power, vigour, virtue” epitomizes the Irish genius for layering old and new.

More about Brigit

Bronagh

pronounced BRO-nah

Though rooted in bronach “sad, sorrowful” St. Bronagh must have been a popular figure in her home area of County Down where her bell is venerated because so many girls in that area are named for her now as they have been for over 1000 years.

More about Bronagh

Irish boy names starting with B

Bartley

pronounced BART-lee

The name of one of the twelve apostles, it is the Irish form of the Hebrew name Bartholomew “Son of Talmai.”

More about Bartley

Bradan

pronounced BRAY-dawn

Bradan comes from the Irish word bradán, “salmon.” The salmon has a special place in Irish myth.

More about Bradan

Breandan

pronounced BREN-dawn

There are at least seventeen saints who bear the name but St. Breandan the Navigator is probably the best known.

More about Breandan

Irish names by letter

More Irish name lists