Sinthia vs Sina

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

Name A

Sinthia

Girl name

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Name B

Sina

Girl name · Rank #7600

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Which name is more popular?

Metric Sinthia Sina
Current Rank Unranked #7600
Total Births (all years) 258 1,728
Peak Year 2000 1917
Peak Year Births 19 23
Peak Decade 2000ss 1910ss
Gender Girl Girl
First Recorded Year 1977 1880

Births by Decade

Decade Sinthia Sina
1880ss — 112
1890ss — 135
1900ss — 106
1910ss — 140
1920ss — 128
1930ss — 90
1940ss — 116
1950ss — 85
1960ss — 103
1970ss 5 123
1980ss 33 124
1990ss 99 139
2000ss 102 116
2010ss 7 133
2020ss 12 78

Recent Annual Births (2014–present)

Year Sinthia Sina
2014 — 8
2015 — 11
2016 — 20
2017 — 11
2018 — 14
2019 — 10
2020 — 10
2021 7 18
2022 — 13
2023 5 5
2024 — 14
2025 — 18

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, 1977–2023.

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