Brennan vs Brett

Side-by-side comparison of Brennan and Brett — popularity rank, total births, peak decade, and historical trends from Social Security Administration data.

Name A

Brennan

Boy name · Rank #1055

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Name B

Brett

Boy name · Rank #1059

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Which name is more popular?

Metric Brennan Brett
Current Rank #1055 #1059
Total Births (all years) 33,032 158,979
Peak Year 2009 1986
Peak Year Births 1,464 4,731
Peak Decade 2000ss 1980ss
Gender Boy Boy
First Recorded Year 1916 1926

Births by Decade

Decade Brennan Brett
1910ss 5 —
1920ss — 10
1930ss — 38
1940ss 6 548
1950ss 80 7,255
1960ss 394 25,834
1970ss 934 28,926
1980ss 2,719 41,293
1990ss 8,300 35,419
2000ss 11,745 14,659
2010ss 7,625 3,947
2020ss 1,224 1,050

Recent Annual Births (2014–present)

Year Brennan Brett
2014 806 386
2015 690 324
2016 549 333
2017 464 315
2018 382 288
2019 340 275
2020 315 241
2021 265 201
2022 224 216
2023 213 187
2024 207 205

Data Sources

Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, ssa.gov/oact/babynames.
Source: SSA Annual Name Rankings, 1916–2024.

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