Gender: Mostly Boy
Meaning: Reborn or born again
Origin: French/Latin
Popularity: Ranked #1054 in 2024 with 207 babies born.
History: Brennan surged in the 2000s-2010s as an Irish surname-name. The Celtic meaning 'descendant of the sad one' belies the name's upbeat American use. Brennan represents the Irish-American naming tradition.
Similar names: brendan, breana, breann, breanna, breanne, brenae, brennen, brennon
Name length: 7 letters
How common is Brennan? About 1 in 14,793 babies born in 2024 were named Brennan, or roughly 0.6 per day in the United States.
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