Brennan

celticBoy★★★☆☆ Moderate

Origin and Meaning

The name Brennan is a boy's name of celtic origin meaning “descendant of Braonán”.

Brennan is a name with a warm, friendly vibe, stemming from the old Irish surname Ó Braonáin. It means 'descendant of Braonán', with Braonán implying a figure of sorrow or moisture—possibly rain, which suits the lush Irish landscapes. Brennan has transitioned from a surname to a popular first name, especially in the U.S., without losing its Irish charm. Common nicknames include Bren and Benny, and names like Brendan or Brogan share a similar feel.

At a Glance

Originceltic
GenderBoy
Meaningdescendant of Braonán
Popularity★★★☆☆ (6/10)
Syllables2
Starts withB
Stylespopular, classic

Similar Names

AaravpeacefulAaronhigh mountainAbelbreath, fleetingAbnerfather of lightAbrahamfather of manyAbramexalted fatherAbsalomfather of peaceAceone or unity

Try it in the Generator

See how Brennan pairs with your family name and get similar suggestions.

Generate Names

Evaluate This Name

Get a detailed analysis of how Brennan works with your surname.

Analyse Name