Isai vs Isaiah

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

Name A

Isai

Boy name · Rank #1066

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Name B

Isaiah

Boy name · Rank #56

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Which name is more popular?

Metric Isai Isaiah
Current Rank #1066 #56
Total Births (all years) 7,151 248,633
Peak Year 2007 2006
Peak Year Births 333 10,459
Peak Decade 2000ss 2000ss
Gender Boy Boy
First Recorded Year 1966 1880

Births by Decade

Decade Isai Isaiah
1880ss — 304
1890ss — 264
1900ss — 263
1910ss — 845
1920ss — 1,262
1930ss — 1,039
1940ss — 1,193
1950ss — 1,180
1960ss 6 727
1970ss 48 1,578
1980ss 352 6,708
1990ss 1,207 36,585
2000ss 2,622 92,782
2010ss 2,025 76,278
2020ss 891 27,625

Recent Annual Births (2014–present)

Year Isai Isaiah
2014 168 7,652
2015 197 7,655
2016 185 7,568
2017 195 7,255
2018 193 6,709
2019 207 6,211
2020 161 6,090
2021 168 5,718
2022 160 5,420
2023 198 5,147
2024 204 5,250

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, 1966–2024.

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