Cosimo vs Cosmo

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

Name A

Cosimo

Boy name · Rank #5083

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Name B

Cosmo

Boy name · Rank #1693

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Which name is more popular?

Metric Cosimo Cosmo
Current Rank #5083 #1693
Total Births (all years) 1,016 2,949
Peak Year 1927 2022
Peak Year Births 30 99
Peak Decade 1920s 2020s
Gender Boy Boy
First Recorded Year 1911 1910

Births by Decade

Decade Cosimo Cosmo
1910s 123 254
1920s 218 452
1930s 91 286
1940s 92 191
1950s 70 191
1960s 62 121
1970s 40 128
1980s 50 108
1990s 37 172
2000s 68 254
2010s 80 282
2020s 85 510

Recent Annual Births (2014–present)

Year Cosimo Cosmo
2014 5 14
2015 9 32
2016 6 21
2017 15 42
2018 14 41
2019 14 49
2020 10 60
2021 10 78
2022 12 99
2023 18 94
2024 19 99
2025 16 80

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, 1911–2025.

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