Sinjin vs Sinclair

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

Name A

Sinjin

Boy name

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Name B

Sinclair

Boy name · Rank #6469

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Which name is more popular?

Metric Sinjin Sinclair
Current Rank Unranked #6469
Total Births (all years) 376 1,421
Peak Year 1992 1924
Peak Year Births 25 29
Peak Decade 1990ss 1920ss
Gender Boy Boy
First Recorded Year 1989 1900

Births by Decade

Decade Sinjin Sinclair
1900ss — 13
1910ss — 124
1920ss — 198
1930ss — 156
1940ss — 120
1950ss — 168
1960ss — 105
1970ss — 111
1980ss 5 164
1990ss 183 105
2000ss 139 41
2010ss 44 74
2020ss 5 42

Recent Annual Births (2014–present)

Year Sinjin Sinclair
2014 5 —
2015 7 10
2016 — 12
2017 — 10
2018 — 7
2019 — 7
2020 — 9
2021 — 8
2022 5 7
2023 — 5
2024 — 13

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, 1989–2022.

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