Sinclaire vs Sindy

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

Name A

Sinclaire

Girl name · Rank #10582

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Name B

Sindy

Girl name · Rank #8997

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Which name is more popular?

Metric Sinclaire Sindy
Current Rank #10582 #8997
Total Births (all years) 221 2,763
Peak Year 1995 1979
Peak Year Births 20 88
Peak Decade 1990ss 2000ss
Gender Girl Girl
First Recorded Year 1994 1921

Births by Decade

Decade Sinclaire Sindy
1920ss — 6
1940ss — 11
1950ss — 363
1960ss — 401
1970ss — 324
1980ss — 354
1990ss 75 523
2000ss 69 535
2010ss 53 191
2020ss 24 55

Recent Annual Births (2014–present)

Year Sinclaire Sindy
2014 7 21
2015 — 21
2016 8 11
2017 — 16
2018 9 10
2019 8 14
2020 — 9
2021 — 11
2022 8 17
2023 7 7
2024 9 11

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, 1994–2024.

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