Baby Names US
Unisex name ★ peaked 2010

Kieren

Gender Unisex · 19% girls Rank 2025 #5,736
Rank 2025
#5,736
among boys · ↑311 vs 2024
Babies in 2025
16
named Kieren
How common
1 in 106,755
boys born in 2025
Peak year
2010
36 babies
All-time total
636
#7,733 all-time among boys
First recorded
1990
in Social Security records

Kieren popularity over time

636 babies have been named Kieren since 1990, 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
0.010.010.020.0218801900192019401960198020002020BoysGirls
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 22 86 108 11 – #4,253
2000s 76 164 240 24 +122% #3,412
2010s 20 195 215 22 -10% #3,739
2020s (to 2025) – 73 73 12 -43% #5,736

The story of Kieren

Kieren is rare for boys in the United States, ranked #5,736 in 2025 with 16 babies given the name. It is currently declining compared with a decade ago.

Since 1990, 636 American babies have been named Kieren, about 81% boys and 19% girls, making it a genuinely unisex name. Its peak came in 2010, when 36 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 Kieren stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Kieren?

The median living Kieren is about 17 years old; half are between 11 and 24. An estimated 600 people named Kieren are alive in the United States today.

median 17 020406080100

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

Kieren 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 – – 16 #5,736
2024 – – 15 #6,047
2023 – – 12 #7,116
2022 – – 7 #10,377
2021 – – 13 #6,526
2020 – – 10 #7,825
2019 – – 14 #6,273
2018 – – 17 #5,434
2017 – – 17 #5,421
2016 – – 14 #6,202
2015 – – 14 #6,163
2014 6 #15,649 26 #3,967
2013 – – 22 #4,401
2012 – – 21 #4,615
2011 – – 28 #3,739
2010 14 #8,515 22 #4,451
2009 6 #16,287 21 #4,674
2008 13 #9,261 22 #4,476
2007 7 #14,735 10 #7,916
2006 11 #10,275 13 #6,303
2005 6 #15,510 10 #7,428
2004 6 #15,157 12 #6,356
2003 – – 27 #3,412
2002 10 #9,906 13 #5,580
2001 11 #9,074 17 #4,594
2000 6 #14,107 19 #4,147
1995 – – 10 #5,729
1990 5 #14,099 6 #7,674
1985 – – – –
1980 – – – –
1975 – – – –
1970 – – – –
1965 – – – –
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Famous people named Kieren

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

  1. 1 Kieren Perkins Australian swimmer (born 1973) Contemporary

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

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

How old is the average Kieren?

The median living Kieren is about 17 years old. Half of all living Kierens are between 11 and 24 years old.

How many people named Kieren are alive today?

An estimated 600 people named Kieren are alive in the United States, based on 636 recorded births and Social Security life tables.

How popular is the name Kieren in 2025?

Kieren ranked #5,736 among boys' names in the United States in 2025, with 16 babies given the name, according to Social Security Administration data.

How many people are named Kieren?

636 babies have been named Kieren in the United States since 1990, based on Social Security card applications.

When was the name Kieren most popular?

Kieren peaked in 2010, when 36 newborns received the name.

Is Kieren a boy or girl name?

Kieren is used for both: about 19% of babies named Kieren have been girls and 81% boys.

Is the name Kieren rising or falling?

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

Who are famous people named Kieren?

Well-known people named Kieren include Kieren Perkins (swimmer).

Names like Kieren

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

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