Baby Names US
girls' name ★ peaked 2004

Kayly

Gender Girl Rank 2025 Below top lists
Rank 2025
–
among girls
Babies in 2025
<5
named Kayly
How common
–
girls born in 2025
Peak year
2004
32 babies
All-time total
430
#12,954 all-time among girls
First recorded
1987
in Social Security records

Kayly popularity over time

430 babies have been named Kayly since 1987, 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
0.010.010.020.0218801900192019401960198020002020Peak 2004Girls

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 – – – –
1940s – – – –
1950s – – – –
1960s – – – –
1970s – – – –
1980s 21 2 – #7,664
1990s 112 11 +433% #5,123
2000s 202 20 +80% #4,332
2010s 87 9 -57% #6,509
2020s (to 2025) 8 1 -85% #11,611

The story of Kayly

Kayly is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1987, 430 American babies have been named Kayly. Its peak came in 2004, when 32 newborns received the name, the signature sound of the 2000s.

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

How old are people named Kayly?

The median living Kayly is about 21 years old; half are between 16 and 28. An estimated 400 people named Kayly 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.

Kayly year by year

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

Year Girls Girls rank
2025 – –
2024 – –
2023 – –
2022 – –
2021 – –
2020 8 #11,611
2019 – –
2018 – –
2017 6 #15,027
2016 – –
2015 5 #17,817
2014 9 #11,454
2013 14 #8,351
2012 17 #7,293
2011 16 #7,610
2010 20 #6,509
2009 28 #5,158
2008 24 #5,855
2007 18 #7,245
2006 17 #7,314
2005 19 #6,408
2004 32 #4,332
2003 18 #6,444
2002 18 #6,268
2001 13 #7,973
2000 15 #6,990
1995 17 #5,563
1990 8 #9,687
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 Kayly, drawn from the same Social Security data as the charts above.

How old is the average Kayly?

The median living Kayly is about 21 years old. Half of all living Kaylys are between 16 and 28 years old.

How many people named Kayly are alive today?

An estimated 400 people named Kayly are alive in the United States, based on 430 recorded births and Social Security life tables.

How popular is the name Kayly in 2025?

Kayly did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Kayly?

430 babies have been named Kayly in the United States since 1987, based on Social Security card applications.

When was the name Kayly most popular?

Kayly peaked in 2004, when 32 newborns received the name.

Is Kayly a boy or girl name?

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

Is the name Kayly rising or falling?

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

Names like Kayly

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

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