Baby Names US
Unisex name ★ peaked 2011

Keilyn

Gender Unisex · 84% girls Rank 2025 #4,606 Trend → Stable
Rank 2025
#4,606
among girls · ↓1,175 vs 2024
Babies in 2025
30
named Keilyn · -42% vs 2024
How common
1 in 53,576
girls born in 2025
Peak year
2011
82 babies
All-time total
1,448
#6,571 all-time among girls
First recorded
1988
in Social Security records

Keilyn popularity over time

1,448 babies have been named Keilyn since 1988, 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
0.010.020.030.0418801900192019401960198020002020GirlsBoys
GirlsBoys

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 6 – 6 1 – #11,027
1990s 96 16 112 11 +1767% #5,316
2000s 349 79 428 43 +282% #2,813
2010s 483 108 591 59 +38% #2,816
2020s (to 2025) 278 33 311 52 -12% #2,915

Where Keilyn 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 30 0.02 outside top 500
2027 29 0.02 outside top 500
2028 29 0.02 outside top 500
2029 28 0.02 outside top 500
2030 28 0.02 outside top 500

The story of Keilyn

Keilyn is rare for girls in the United States, ranked #4,606 in 2025 with 30 babies given the name. It is currently holding steady compared with a decade ago.

Since 1988, 1,448 American babies have been named Keilyn, about 84% girls and 16% boys, making it a genuinely unisex name. Its peak came in 2011, when 82 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 Keilyn stood among all girls' names in any year, or use the compare tool to plot it against other names.

How old are people named Keilyn?

The median living Keilyn is about 13 years old; half are between 6 and 18. An estimated 1,400 people named Keilyn are alive in the United States today.

median 13 020406080100

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

Keilyn 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 30 #4,606 – –
2024 46 #3,431 6 #11,686
2023 49 #3,300 – –
2022 46 #3,444 6 #11,622
2021 51 #3,187 10 #7,882
2020 56 #2,915 11 #7,266
2019 45 #3,480 9 #8,548
2018 39 #3,817 8 #9,245
2017 38 #3,955 7 #10,257
2016 49 #3,304 8 #9,296
2015 46 #3,455 8 #9,177
2014 50 #3,253 10 #7,864
2013 37 #4,045 8 #9,246
2012 57 #2,989 13 #6,500
2011 62 #2,816 20 #4,754
2010 60 #2,882 17 #5,369
2009 63 #2,813 9 #8,686
2008 43 #3,745 9 #8,675
2007 60 #2,975 12 #6,875
2006 42 #3,698 14 #5,956
2005 31 #4,426 6 #10,817
2004 26 #5,003 6 #10,695
2003 20 #5,927 – –
2002 30 #4,223 6 #10,071
2001 23 #5,091 8 #7,960
2000 11 #8,874 9 #7,126
1995 10 #8,409 – –
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 Keilyn, drawn from the same Social Security data as the charts above.

How old is the average Keilyn?

The median living Keilyn is about 13 years old. Half of all living Keilyns are between 6 and 18 years old.

How many people named Keilyn are alive today?

An estimated 1,400 people named Keilyn are alive in the United States, based on 1,448 recorded births and Social Security life tables.

How popular is the name Keilyn in 2025?

Keilyn ranked #4,606 among girls' names in the United States in 2025, with 30 babies given the name, according to Social Security Administration data.

How many people are named Keilyn?

1,448 babies have been named Keilyn in the United States since 1988, based on Social Security card applications.

When was the name Keilyn most popular?

Keilyn peaked in 2011, when 82 newborns received the name.

Is Keilyn a boy or girl name?

Keilyn is used for both: about 84% of babies named Keilyn have been girls and 16% boys.

Is the name Keilyn rising or falling?

Keilyn has been roughly stable over the past decade.

Will Keilyn become more popular?

Keilyn looks stable. If the recent trend holds, we project roughly 28 girls named Keilyn in 2030, ranking outside the top 500. Forecasts assume the current trend continues and become less certain further out.

Names like Keilyn

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

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