Baby Names US
Unisex name ★ peaked 2021

Kailer

Gender Unisex · 5% girls Rank 2025 #3,345 Trend ↓ Falling 26%
Rank 2025
#3,345
among boys · ↑144 vs 2024
Babies in 2025
40
named Kailer · +5% vs 2024
How common
1 in 48,802
boys born in 2025
Peak year
2021
51 babies
All-time total
820
#6,009 all-time among boys
First recorded
1998
in Social Security records

Kailer popularity over time

820 babies have been named Kailer since 1998, 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
0.010.020.030.0418801900192019401960198020002020BoysGirls
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 – 6 6 1 – #9,048
2000s 11 231 242 24 +3933% #2,853
2010s 15 302 317 32 +31% #2,674
2020s (to 2025) 16 239 255 43 +34% #2,568

Where Kailer 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 34 0.02 outside top 500
2027 32 0.02 outside top 500
2028 31 0.02 outside top 500
2029 30 0.02 outside top 500
2030 30 0.02 outside top 500

The story of Kailer

Kailer is rare for boys in the United States, ranked #3,345 in 2025 with 35 babies given the name. It is currently rising compared with a decade ago.

Since 1998, 820 American babies have been named Kailer, about 95% boys and 5% girls, making it a genuinely unisex name. Its peak came in 2021, when 51 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 Kailer stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Kailer?

The median living Kailer is about 9 years old; half are between 4 and 17. An estimated 800 people named Kailer are alive in the United States today.

median 9 020406080100

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

Kailer 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 5 #16,028 35 #3,345
2024 5 #16,403 33 #3,489
2023 6 #14,250 31 #3,670
2022 – – 45 #2,847
2021 – – 51 #2,568
2020 – – 44 #2,784
2019 – – 48 #2,674
2018 – – 46 #2,687
2017 5 #17,076 32 #3,485
2016 – – 29 #3,731
2015 – – 29 #3,740
2014 5 #17,796 31 #3,502
2013 – – 23 #4,248
2012 – – 17 #5,374
2011 5 #18,117 19 #4,903
2010 – – 28 #3,760
2009 – – 21 #4,668
2008 – – 26 #3,988
2007 5 #18,967 16 #5,556
2006 – – 40 #2,853
2005 – – 28 #3,491
2004 – – 27 #3,500
2003 – – 19 #4,348
2002 6 #14,452 20 #4,115
2001 – – 20 #4,037
2000 – – 14 #5,184
1995 – – – –
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 Kailer, drawn from the same Social Security data as the charts above.

How old is the average Kailer?

The median living Kailer is about 9 years old. Half of all living Kailers are between 4 and 17 years old.

How many people named Kailer are alive today?

An estimated 800 people named Kailer are alive in the United States, based on 820 recorded births and Social Security life tables.

How popular is the name Kailer in 2025?

Kailer ranked #3,345 among boys' names in the United States in 2025, with 35 babies given the name, according to Social Security Administration data.

How many people are named Kailer?

820 babies have been named Kailer in the United States since 1998, based on Social Security card applications.

When was the name Kailer most popular?

Kailer peaked in 2021, when 51 newborns received the name.

Is Kailer a boy or girl name?

Kailer is used for both: about 5% of babies named Kailer have been girls and 95% boys.

Is the name Kailer rising or falling?

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

Will Kailer become more popular?

Kailer is trending downward. If the recent trend holds, we project roughly 30 boys named Kailer in 2030, which would rank outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Names like Kailer

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

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