Isidore vs Isidoro

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

Name A

Isidore

Boy name · Rank #3456

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Name B

Isidoro

Boy name

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Which name is more popular?

Metric Isidore Isidoro
Current Rank #3456 Unranked
Total Births (all years) 3,421 1,292
Peak Year 1919 1929
Peak Year Births 183 24
Peak Decade 1910s 1990s
Gender Boy Boy
First Recorded Year 1881 1913

Births by Decade

Decade Isidore Isidoro
1880s 39 -
1890s 72 -
1900s 159 -
1910s 1,357 45
1920s 849 131
1930s 180 123
1940s 101 112
1950s 135 143
1960s 98 119
1970s 31 144
1980s 20 151
1990s 30 157
2000s 64 111
2010s 130 34
2020s 156 22

Recent Annual Births (2014–present)

Year Isidore Isidoro
2014 15 -
2015 11 -
2016 11 5
2017 14 7
2018 26 7
2019 20 -
2020 11 -
2021 31 8
2022 16 5
2023 34 9
2024 33 -
2025 31 -

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, 1881–2025.

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