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Isa

Girls 52% Boys 48% Recorded 1880-2025

Isa is given to both girls and boys: 119 girls and 253 boys were given it in 2025 (#1,717 among girls’ names and #933 among boys’, #1,448 among all names counting both); 6,575 Americans have been recorded with it since 1880 (Social Security Administration, published May 2026).

An estimated 5,600 Americans named Isa and born in the U.S. are alive in 2026 (85% of everyone recorded); the median is 12 years old and half are between 6 and 24.

Babies named Isa each year, first recorded in 1880
Isa, 1880-2025; highest in 2025.100200300400188019001920194019601980200020252025 peak: 372
Isa, 1880-2025; highest in 2025.100200300400188019001920194019601980200020252025 peak: 372
Isa, 1880-2025; highest in 2025.10020030040018801905193019551980200520252025 peak: 372
Isa, 1880-2025; highest in 2025.10020030040018801930198020252025 peak: 372

Girls and boys together; gaps are years SSA did not record (fewer than 5 births).

Births of Isa by year: SSA national baby-name file, 1880-2025, published May 8, 2026. SSA’s notes on the data.

What does Isa mean?

Wiktionary, English section

Isa is “a diminutive of the female given name Isabel or of its variant forms, sometimes also used as a formal given name.”

Also “a male given name from Arabic mainly used by Muslims.”

From Isabel, Isabella and Isabelle.

/ˈisə/

From Wiktionary, the free dictionary, entry Isa (English), CC BY‑SA 4.0. Quoted from the entry; text after a cross-reference to another sense is left out.

Meaning: Wiktionary, English section, as of Sep 25, 2026 (CC BY‑SA 4.0).

How popular is Isa?

#1,717 among girls’ names, 2025

Isa rose from #2,486 in 2015 to #1,717 in 2025 among girls’ names; its share of girls born rose from 40.9 to 74.0 per million.

372 babies in 2025, the peak

Isa peaked in 2025, when 372 babies were given it (119 girls, #1,717 among girls’ names). In 2024 it went to 100 girls.

Girls and boys named Isa each year
Isa: girls and boys given the name each year10020030018801900192019401960198020002025BoysGirls
Isa: girls and boys given the name each year10020030018801900192019401960198020002025BoysGirls
Isa: girls and boys given the name each year1002003001880190519301955198020052025BoysGirls
Isa: girls and boys given the name each year1002003001880193019802025BoysGirls

Births by sex.

Isa by year and sex
YearGirlsGirls’ rankBoysBoys’ rank
2025119#1,717253#933
2024100#1,973218#1,024
202383#2,250171#1,185
2022103#1,937125#1,450
202177#2,354153#1,247
202092#2,026139#1,301
201994#2,038119#1,464
2018103#1,929123#1,424
201788#2,171129#1,373
201674#2,467114#1,492
Every recorded year (146)
YearGirlsGirls’ rankBoysBoys’ rank
201573#2,486112#1,485
201495#2,05998#1,602
201362#2,78395#1,616
201262#2,815109#1,483
201164#2,74374#1,891
201056#3,02176#1,889
200953#3,17377#1,876
200855#3,09370#2,012
200755#3,14466#2,077
200638#3,95155#2,298
200549#3,18061#2,038
200443#3,45551#2,258
200332#4,13441#2,520
200224#4,95955#2,003
200122#5,25436#2,642
200021#5,37335#2,639
199923#4,77443#2,180
199821#5,01827#2,956
199717#5,71021#3,387
199615#6,16624#3,055
199519#5,09122#3,133
199413#6,82313#4,626
199322#4,56217#3,720
199226#4,00123#2,937
199117#5,49820#3,156
199021#4,56616#3,674
198914#5,93422#2,818
198816#5,13015#3,415
198720#4,1736#6,419
198612#5,88912#3,723
198520#4,02910#4,167
198419#4,04712#3,545
198319#4,00318#2,611
198217#4,40318#2,631
198118#4,20616#2,822
198025#3,35219#2,574
197918#4,10212#3,434
197819#3,82615#2,844
197718#3,95213#3,095
197614#4,43810#3,582
197522#3,19613#2,975
197420#3,3526#4,875
197323#2,9428#3,847
197218#3,4457#4,162
197118#3,5616#4,623
197018#3,482under 5
196920#3,0476#4,139
196814#3,679under 5
196715#3,390under 5
196613#3,632under 5
196513#3,625under 5
196414#3,5796#3,795
19637#5,533under 5
196216#3,216under 5
19619#4,669under 5
196012#3,781under 5
19598#4,781under 5
195813#3,437under 5
19576#5,673under 5
19567#5,026under 5
19556#5,458under 5
19549#4,089under 5
19535#6,019under 5
19529#3,933under 5
19516#5,081under 5
19505#5,609under 5
19498#4,026under 5
19486#4,894under 5
194711#3,325under 5
19465#5,242under 5
19459#3,236under 5
19447#3,856under 5
19436#4,404under 5
194215#2,348under 5
19418#3,373under 5
19408#3,334under 5
193917#1,988under 5
193812#2,495under 5
19379#3,033under 5
19369#2,961under 5
193511#2,636under 5
193418#1,867under 5
193310#2,765under 5
193210#2,925under 5
193113#2,357under 5
19308#3,485under 5
192910#3,025under 5
192810#3,036under 5
19279#3,407under 5
192612#2,790under 5
192524#1,7695#4,549
192417#2,248under 5
19239#3,487under 5
192219#2,059under 5
192120#2,015under 5
192026#1,637under 5
191927#1,542under 5
191813#2,586under 5
191720#1,806under 5
191621#1,713under 5
191530#1,3006#3,610
191417#1,630under 5
191313#1,711under 5
191217#1,325under 5
191110#1,591under 5
19108#1,843under 5
190913#1,179under 5
19086#1,964under 5
190716#963under 5
190611#1,189under 5
190512#1,124under 5
190413#1,023under 5
190310#1,164under 5
19028#1,377under 5
190117#809under 5
190018#902under 5
189913#919under 5
18989#1,210under 5
189719#728under 5
189619#738under 5
189512#958under 5
189413#876under 5
189310#988under 5
189217#713under 5
189112#817under 5
189018#626under 5
188914#703under 5
188817#620under 5
188714#620under 5
188617#546under 5
188514#591under 5
188412#625under 5
18837#784under 5
188212#548under 5
188117#411under 5
18805#875under 5

Download Isa’s births by year (CSV)

Ranks: girls’ names and boys’ names ranked separately in each year’s SSA file; “under 5” is a year SSA did not list the name for that sex.

Is Isa a boy’s or a girl’s name?

Of the 6,575 Americans recorded as Isa, 52% are girls and 48% boys.

Share of girls among babies named Isa, by year
Girls fill from the bottom, boys from the top.100%50%0%18801900192019401960198020002025Boys 68%Girls 32%
Girls fill from the bottom, boys from the top.100%50%0%18801900192019401960198020002025Boys 68%Girls 32%
Girls fill from the bottom, boys from the top.100%50%0%1880193019802025Boys 68%Girls 32%
Girls fill from the bottom, boys from the top.100%50%0%1880193019802025Boys 68%Girls 32%

Years with fewer than 20 babies given the name are left blank.

Girls and boys named Isa: the SSA national file counts each sex separately.

How many people are named Isa, and how old are they?

5,600 alive in 2026, estimated

That is 85% of the 6,575 Americans ever recorded as Isa. The median Isa alive today is 12 years old; half are between 6 and 24.

The 2020 Census counted 5,145 people named Isa (2,790 women and girls, 2,355 men and boys). SSA’s births carried forward to Census day, April 1, 2020, predict 4,106 born in the U.S. The Census count is 25% above that prediction. Possible reasons: the Census records the name people give, which for many is the short form Isa rather than the name on their birth record, and it counts people born abroad, whom SSA’s files leave out.

Alive today, by age

Women and girlsMen and boys
1100-1090
1590-990
4380-890
5370-790
9560-695
16950-5950
17840-49135
17930-39171
28720-29417
64410-19883
8540-91,420

Alive today, by generation

By generation
GenerationBornAlive
Silent Generation1928-194554
Baby Boomers1946-1964133
Generation X1965-1980372
Millennials1981-1996531
Generation Z1997-20121,510
Generation Alpha2013-20252,990

An estimate, not a count. SSA’s files count people born in the United States who received a Social Security number, so anyone born abroad is not in them; before 1937 most people got a number as adults, and their survival is counted from that age.

Living estimate: SSA births carried forward with the survival rates in SSA’s cohort life tables (2024 Trustees Report) for each birth year and sex. How the estimate is made. Count: Census Bureau, first names in the 2020 Census (released April 14, 2026; names reported 100 or more times, with the Bureau’s disclosure-avoidance adjustment).

Where are babies named Isa born?

The states with the most babies named Isa are California, Texas and New York, with 47% of its births recorded by state in 2025.

States with the most births: girls and boys together; rank among girls’ names in the state in 2025
StateBirths 2025Rank, girlsvs. national
California50#1,1280.9×
Texas48#1,4930.8×
New York38#1,5801.2×
Pennsylvania20#1,2960.8×
Florida20#1,9990.3×
Illinois19not ranked0.8×
Virginia17not ranked0.6×
Michigan16#1,2970.3×
New Jersey14not ranked0.9×
Georgia13not ranked0.3×

Where Isa is more common than its national share predicts

Relative to its national share, Isa is most over-represented in New York: since 1910 it was given 1.2 times as often there as its national share each year would predict.

New York1.22×

Bars start at 1× (as often as the national share predicts).

States: SSA state file, 1910-2025, published May 8, 2026; births count girls and boys together, and the rank is among girls’ names in the state in 2025. The file leaves out any state and year with fewer than 5 babies of the name, so small states are undercounted; each ratio compares the state’s births of Isa with the births its national share predicts year by year, for states with at least 100 births of the name.

Names spelled alike

Of these 3 names spelled alike, given to 7,075 babies since 1880, Isa is the most given (93% of them). In 2025 it was given to 372 of their 382 babies (97%), again the most given.

Isa and the names spelled alike
NameSince 1880Births 2025Peak year
Isa6,5753722025
Iasia417under 52000
Isia83102022

Spelled alike: names in the SSA national file with the same pattern of letters and sounds and at most two letters apart, and Wiktionary’s listed forms; births since 1880 and in 2025, and each name’s peak year, from the SSA national file, published May 8, 2026. Some are separate names, not spellings of one.

Names that rose and fell in the same decades as Isa

Names whose births rose and fell across the same decades, measured on each decade’s share of births.

NameRecorded1880-2025
Love5,785

Similar histories: each decade’s share of births, from the SSA national file, 1880-2025, published May 8, 2026. SSA’s notes on the data.

More about Isa and names like it

  1. Compare Isa and IasiaBirths, ranks, peak and the living estimate side by side.
  2. The most given names of the 2020sIsa peaked in 2025.
  3. California’s most given namesThe state where SSA recorded the most babies named Isa since 1910.
  4. Arabic namesWiktionary’s origin for Isa: every such name, by how often it is given.
  5. The top names of 2025The year the most babies were named Isa.
  6. The names of Generation AlphaMost people named Isa alive today were born 2013-2025.
  7. Names starting with IMost given first.

Compare Isa with another name