Isaiah vs Isaac

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

Name A

Isaiah

Boy name · Rank #56

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Name B

Isaac

Boy name · Rank #40

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Which name is more popular?

Metric Isaiah Isaac
Current Rank #56 #40
Total Births (all years) 248,633 325,457
Peak Year 2006 2007
Peak Year Births 10,459 10,274
Peak Decade 2000ss 2010ss
Gender Boy Boy
First Recorded Year 1880 1880

Births by Decade

Decade Isaiah Isaac
1880ss 304 2,311
1890ss 264 1,735
1900ss 263 1,638
1910ss 845 4,952
1920ss 1,262 6,552
1930ss 1,039 4,713
1940ss 1,193 5,065
1950ss 1,180 5,479
1960ss 727 4,606
1970ss 1,578 10,481
1980ss 6,708 18,375
1990ss 36,585 40,268
2000ss 92,782 90,755
2010ss 76,278 94,547
2020ss 27,625 33,980

Recent Annual Births (2014–present)

Year Isaiah Isaac
2014 7,652 9,994
2015 7,655 9,986
2016 7,568 9,774
2017 7,255 8,891
2018 6,709 8,502
2019 6,211 8,228
2020 6,090 7,149
2021 5,718 6,982
2022 5,420 6,745
2023 5,147 6,606
2024 5,250 6,498

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, 1880–2024.

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