boys' name ★ peaked 2025

Kairo

Gender Boy · 3% girls Rank 2025 #226 Trend ↑ Rising 61%
Rank 2025
#226
among boys · ↑12 vs 2024
Babies in 2025
1,611
named Kairo · +6% vs 2024
How common
1 in 1,083
boys born in 2025
Peak year
2025
1,611 babies
All-time total
11,519
#1,126 all-time among boys
First recorded
1995
in Social Security records

Kairo popularity over time

11,519 babies have been named Kairo since 1995, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.250.50.75118801900192019401960198020002020BoysGirls
BoysGirls

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Boys Total Per year Change Best rank
1880s – – – – – –
1890s – – – – – –
1900s – – – – – –
1910s – – – – – –
1920s – – – – – –
1930s – – – – – –
1940s – – – – – –
1950s – – – – – –
1960s – – – – – –
1970s – – – – – –
1980s – – – – – –
1990s – 48 48 5 – #4,749
2000s – 208 208 21 +333% #2,926
2010s 78 2,491 2,569 257 +1135% #307
2020s (to 2025) 217 8,477 8,694 1,449 +464% #226

Where Kairo is heading

A five-year projection from the recent trend in births per 1,000 boys (damped so it flattens over time), converted to babies at today's birth totals. The implied rank places that projection in the 2025 field. A projection, not a promise: real trends bend.

Year Projected babies Per 1,000 boys Implied rank
2026 1,737 1.02 #202
2027 1,885 1.10 #193
2028 2,021 1.18 #181
2029 2,144 1.26 #170
2030 2,254 1.32 #162

Where Kairo is most popular

Boys named Kairo per 1,000 boys born in each state, 2021–2025. National average: 0.843 per 1,000. Strongest in District of Columbia, Delaware, and Maryland.

Vs national average
well below below near national above well above no data

All 50 states and DC, sorted by rate. Counts are boys named Kairo born 2021–2025; the per-1,000 rate makes states of different sizes comparable, and the last column shows each state against the national average.

State Boys 2021–2025 Per 1,000 vs national
District of Columbia 65 4.40 +422%
Delaware 43 2.84 +236%
Maryland 280 2.35 +178%
Georgia 538 2.12 +152%
South Carolina 188 1.82 +116%
Connecticut 116 1.71 +103%
Louisiana 161 1.57 +87%
New York 638 1.47 +75%
Nevada 83 1.46 +73%
Virginia 276 1.45 +73%
North Carolina 370 1.45 +72%
Florida 673 1.42 +69%
Rhode Island 22 1.35 +60%
New Jersey 258 1.28 +52%
Pennsylvania 306 1.15 +37%
Alabama 105 0.961 +14%
Massachusetts 131 0.953 +13%
Mississippi 54 0.950 +13%
Illinois 222 0.869 ≈ national
Ohio 209 0.789 -6%
Texas 684 0.776 -8%
Michigan 156 0.762 -10%
Arizona 117 0.715 -15%
Kansas 47 0.685 -19%
Tennessee 118 0.654 -22%
California 580 0.634 -25%
Arkansas 40 0.632 -25%
Indiana 99 0.617 -27%
Missouri 85 0.613 -27%
Washington 88 0.538 -36%
Alaska 6 0.504 -40%
Wisconsin 58 0.490 -42%
Colorado 61 0.473 -44%
Idaho 19 0.464 -45%
Kentucky 46 0.458 -46%
Oklahoma 40 0.452 -46%
Iowa 31 0.450 -47%
Minnesota 55 0.448 -47%
Utah 37 0.388 -54%
Hawaii 6 0.386 -54%
Oregon 29 0.382 -55%
Nebraska 12 0.276 -67%
New Mexico 8 0.243 -71%
West Virginia 5 0.153 -82%
Maine – – –
Montana – – –
North Dakota – – –
New Hampshire – – –
South Dakota – – –
Vermont – – –
Wyoming – – –

State counts come from the Social Security Administration's state files, which omit any state-year with fewer than five babies of a name, so small states can undercount slightly.

The story of Kairo

Kairo is moderately common for boys in the United States, ranked #226 in 2025 with 1,577 babies given the name. It is currently rising compared with a decade ago.

Since 1995, 11,519 American babies have been named Kairo. Its peak came in 2025, when 1,611 newborns received the name, the signature sound of the 2020s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Kairo stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Kairo?

The median living Kairo is about 3 years old; half are between 1 and 5. An estimated 11 thousand people named Kairo are alive in the United States today.

median 3 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Kairo year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 34 #4,220 1,577 #226
2024 37 #4,001 1,483 #238
2023 46 #3,452 1,491 #234
2022 42 #3,676 1,415 #250
2021 34 #4,199 1,316 #263
2020 24 #5,236 1,195 #280
2019 48 #3,302 1,109 #307
2018 12 #8,886 608 #483
2017 7 #13,361 285 #802
2016 6 #15,227 153 #1,226
2015 5 #17,748 82 #1,819
2014 – – 72 #1,988
2013 – – 71 #1,952
2012 – – 44 #2,739
2011 – – 43 #2,774
2010 – – 24 #4,173
2009 – – 41 #2,926
2008 – – 17 #5,364
2007 – – 24 #4,186
2006 – – 31 #3,419
2005 – – 23 #3,993
2004 – – 12 #6,333
2003 – – 17 #4,712
2002 – – 15 #5,024
2001 – – 9 #7,212
2000 – – 19 #4,138
1995 – – 6 #8,329
1990 – – – –
1985 – – – –
1980 – – – –
1975 – – – –
1970 – – – –
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Frequently asked questions

Quick answers about Kairo, drawn from the same Social Security data as the charts above.

How old is the average Kairo?

The median living Kairo is about 3 years old. Half of all living Kairos are between 1 and 5 years old.

How many people named Kairo are alive today?

An estimated 11 thousand people named Kairo are alive in the United States, based on 11,519 recorded births and Social Security life tables.

How popular is the name Kairo in 2025?

Kairo ranked #226 among boys' names in the United States in 2025, with 1,577 babies given the name, according to Social Security Administration data.

How many people are named Kairo?

11,519 babies have been named Kairo in the United States since 1995, based on Social Security card applications.

When was the name Kairo most popular?

Kairo peaked in 2025, when 1,611 newborns received the name.

Is Kairo a boy or girl name?

Kairo is overwhelmingly a boy's name: 97% of babies with the name.

Is the name Kairo rising or falling?

Kairo is on the rise, noticeably more popular now than a decade ago.

Will Kairo become more popular?

Kairo is trending upward. If the recent trend holds, we project roughly 2,254 boys named Kairo in 2030, which would rank around #162. Forecasts assume the current trend continues and become less certain further out.

Names like Kairo

Names that sound and feel close to Kairo: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Kairo with similar names → More names starting with K →