Baby Names US
girls' name ★ peaked 2010

Kayleen

Gender Girl Rank 2025 #2,524 Trend ↓ Falling 26%
Rank 2025
#2,524
among girls · ↑51 vs 2024
Babies in 2025
70
named Kayleen · +1% vs 2024
How common
1 in 22,961
girls born in 2025
Peak year
2010
284 babies
All-time total
7,995
#1,915 all-time among girls
First recorded
1934
in Social Security records

Kayleen popularity over time

7,995 babies have been named Kayleen since 1934, 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
0.050.10.150.218801900192019401960198020002020Peak 2010Girls

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 Per year Change Best rank
1880s – – – –
1890s – – – –
1900s – – – –
1910s – – – –
1920s – – – –
1930s 32 3 – #3,028
1940s 212 21 +563% #1,577
1950s 384 38 +81% #1,539
1960s 461 46 +20% #1,475
1970s 280 28 -39% #2,253
1980s 681 68 +143% #1,360
1990s 1,360 136 +100% #1,106
2000s 1,966 197 +45% #980
2010s 1,948 195 -1% #916
2020s (to 2025) 671 112 -43% #1,489

Where Kayleen is heading

A five-year projection from the recent trend in births per 1,000 girls (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 girls Implied rank
2026 65 0.04 outside top 500
2027 61 0.04 outside top 500
2028 58 0.04 outside top 500
2029 56 0.03 outside top 500
2030 54 0.03 outside top 500

Where Kayleen is most popular

Girls named Kayleen per 1,000 girls born in each state, 2021–2025. National average: 0.069 per 1,000. Strongest in Arizona, Texas, and California.

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

All 50 states and DC, sorted by rate. Counts are girls named Kayleen 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 Girls 2021–2025 Per 1,000 vs national
Arizona 30 0.214 +210%
Texas 116 0.144 +109%
California 117 0.139 +102%
New York 32 0.081 +17%
New Jersey 9 0.050 -28%
Florida 17 0.040 -42%
Tennessee 5 0.032 -54%
Virginia 5 0.029 -57%
Alaska – – –
Alabama – – –
Arkansas – – –
Colorado – – –
Connecticut – – –
District of Columbia – – –
Delaware – – –
Georgia – – –
Hawaii – – –
Iowa – – –
Idaho – – –
Illinois – – –
Indiana – – –
Kansas – – –
Kentucky – – –
Louisiana – – –
Massachusetts – – –
Maryland – – –
Maine – – –
Michigan – – –
Minnesota – – –
Missouri – – –
Mississippi – – –
Montana – – –
North Carolina – – –
North Dakota – – –
Nebraska – – –
New Hampshire – – –
New Mexico – – –
Nevada – – –
Ohio – – –
Oklahoma – – –
Oregon – – –
Pennsylvania – – –
Rhode Island – – –
South Carolina – – –
South Dakota – – –
Utah – – –
Vermont – – –
Washington – – –
Wisconsin – – –
West Virginia – – –
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 Kayleen

Kayleen is rare for girls in the United States, ranked #2,524 in 2025 with 70 babies given the name. It is currently declining compared with a decade ago.

Since 1934, 7,995 American babies have been named Kayleen. Its peak came in 2010, when 284 newborns received the name, the signature sound of the 2010s.

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 Kayleen stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Kayleen?

The median living Kayleen is about 21 years old; half are between 13 and 34. An estimated 7,700 people named Kayleen are alive in the United States today.

median 21 020406080100

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

Kayleen year by year

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

Year Girls Girls rank
2025 70 #2,524
2024 69 #2,575
2023 136 #1,561
2022 141 #1,529
2021 143 #1,489
2020 112 #1,775
2019 140 #1,546
2018 137 #1,579
2017 134 #1,619
2016 163 #1,422
2015 177 #1,343
2014 216 #1,153
2013 228 #1,084
2012 239 #1,053
2011 230 #1,073
2010 284 #916
2009 271 #980
2008 227 #1,134
2007 215 #1,186
2006 214 #1,147
2005 201 #1,155
2004 191 #1,177
2003 207 #1,072
2002 157 #1,260
2001 139 #1,371
2000 144 #1,321
1995 146 #1,178
1990 101 #1,526
1985 64 #1,773
1980 29 #3,029
1975 22 #3,206
1970 35 #2,253
1965 40 #1,816
1960 34 #1,964
1955 37 #1,709
1950 28 #1,813
1945 22 #1,814
1940 10 #2,858
1935 5 #4,556
1930 – –
1925 – –
1920 – –
1915 – –
1910 – –
1905 – –
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Frequently asked questions

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

How old is the average Kayleen?

The median living Kayleen is about 21 years old. Half of all living Kayleens are between 13 and 34 years old.

How many people named Kayleen are alive today?

An estimated 7,700 people named Kayleen are alive in the United States, based on 7,995 recorded births and Social Security life tables.

How popular is the name Kayleen in 2025?

Kayleen ranked #2,524 among girls' names in the United States in 2025, with 70 babies given the name, according to Social Security Administration data.

How many people are named Kayleen?

7,995 babies have been named Kayleen in the United States since 1934, based on Social Security card applications.

When was the name Kayleen most popular?

Kayleen peaked in 2010, when 284 newborns received the name.

Is Kayleen a boy or girl name?

Kayleen is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Kayleen rising or falling?

Kayleen is declining, less popular now than a decade ago.

Will Kayleen become more popular?

Kayleen is trending downward. If the recent trend holds, we project roughly 54 girls named Kayleen in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Names like Kayleen

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

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