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Brennan
35,487 recorded births · active 1916–2025
Living-age distribution
The median living Brennan is 23. If you meet a Brennan, there's about a 70% chance they're between 13 and 35 years old.
Popularity arc
● Rising StarStill climbing, close to its all-time peak right now.
Peak Brennan: 2009. Down 82% from peak.
Name neighbors
People named Brennan have popularity-curve siblings named:
Geographic fingerprint
Brennans are 1.1x more common in the West than the national average.