How rare is the name Isai?

6,568 people in the United States have the first name Isai, about 1 in 45,985. It ranks #3,253 of 53,615 first names in the 2020 Census, tied with 1 other.

first name

ISAI

#3,253

of 53,615 first names recorded in the 2020 Census

People
6,568
About
1 in 45,985
This common or more
82%
Who bears it

Of the 6,568 people named Isai, 96.3% reported their origin as Hispanic or Latino and 2% as White. 98.5% are male. These count how people described themselves on the 2020 Census, not where the name comes from.

Isai peaked in 2007, when 333 babies got the name.

Births per year, SSA records 1880–2025
19662025
Peak year
2007
Births that year
333
In 2025*
197 ▼41%
Recorded as
almost entirely male

At least 7,385 babies have been given the name since 1966. Years SSA withheld, because fewer than 5 were born, are skipped rather than drawn as zero. * 2025 is the newest year published and it undercounts: a card application is filed some time after a birth.

Isai by decade

Among all names given to American babies, its best decade was the 2000s, when it ranked #1,673. The largest share of babies named Isai, 51.3%, were born between 1997 and 2012, as Generation Z.

1960s#16,2136
1970s#12,16148
1980s#4,317352
1990s#2,3601,218
2000s#1,6732,633
2010s#2,1762,031
2020s#2,3701,097
Generation X 1965–800.9%
Millennials 1981–9614.8%
Generation Z 1997–1251.3%
2013 and later32.9%

Rank counts both sexes together, among every name SSA recorded that decade; the number under it is births. The 2020s run only to 2025. Generation years follow Pew Research Center, which has not named a generation after 2012.

Where Isai is most common

Compared with all babies born in each state since 1910, Isai has been most common in Texas (4×), Arizona (3.7×), and California (3.4×), and least common in Virginia (0.33×).

5,701 births recorded by state, 1910–2025. 2× means twice as common as nationally. States with fewer than 30 such births are left blank, and SSA withholds any year with fewer than 5 in a state, so small states read low.

Exactly as common as Isai

1 other first name also has 6,568 people.

#3,253 Mi · 6,568

Either side of Isai

#3,251 Sanford · 6,574#3,252 Abelardo · 6,570#3,253 Mi · 6,568#3,255 Lilyana · 6,562

Spelled almost the same

8 first names in the 2020 Census spelled within a letter or two of Isai, most common first.

#3,834 Isa · 5,145#8,334 Isaih · 1,744#15,259 Isaia · 757#28,553 Isao · 314#30,890 Isah · 280#37,262 Isahi · 210#37,262 Isay · 210#39,013 Ishi · 195

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