Lachlan vs Lacy

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

Name A

Lachlan

Boy name · Rank #692

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Name B

Lacy

Girl name · Rank #3009

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Which name is more popular?

Metric Lachlan Lacy
Current Rank #692 #3009
Total Births (all years) 5,640 20,142
Peak Year 2024 1982
Peak Year Births 389 988
Peak Decade 2010ss 1980ss
Gender Boy Girl
First Recorded Year 1952 1880

Births by Decade

Decade Lachlan Lacy
1880ss — 36
1890ss — 127
1900ss — 151
1910ss — 251
1920ss — 238
1930ss — 169
1940ss — 163
1950ss 16 174
1960ss 5 345
1970ss 5 1,717
1980ss 31 8,405
1990ss 185 4,353
2000ss 920 2,348
2010ss 2,697 1,326
2020ss 1,781 339

Recent Annual Births (2014–present)

Year Lachlan Lacy
2014 236 151
2015 311 160
2016 354 119
2017 353 108
2018 355 107
2019 369 70
2020 358 69
2021 356 88
2022 345 69
2023 333 59
2024 389 54

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, 1952–2024.

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