Ai vs Aileen

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

Name A

Ai

Girl name

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Name B

Aileen

Girl name · Rank #720

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Which name is more popular?

Metric Ai Aileen
Current Rank Unranked #720
Total Births (all years) 392 37,637
Peak Year 1991 2009
Peak Year Births 19 685
Peak Decade 2000ss 2000ss
Gender Girl Girl
First Recorded Year 1974 1880

Births by Decade

Decade Ai Aileen
1880ss — 63
1890ss — 332
1900ss — 818
1910ss — 2,831
1920ss — 4,648
1930ss — 2,157
1940ss — 1,629
1950ss — 1,957
1960ss — 2,308
1970ss 12 1,781
1980ss 82 2,356
1990ss 107 3,258
2000ss 114 5,821
2010ss 60 5,355
2020ss 17 2,323

Recent Annual Births (2014–present)

Year Ai Aileen
2014 — 541
2015 7 609
2016 6 500
2017 6 456
2018 — 437
2019 10 452
2020 7 404
2021 10 429
2022 — 407
2023 — 352
2024 — 391
2025 — 340

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, 1974–2021.

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