Total births
255
Unisex name · since 1991
Keilen
Keilen has 255 recorded births since 1991 in federal Social Security data, most heavily in 2009 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #7456
- among boys today
- 255
- born since 1991
- 2000s
- peak decade
- 48%
- more common than other boys
255 babies have been named Keilen since 1991, making it today's #7456 unisex name.
According to the U.S. Social Security Administration, Keilen has been recorded 255 times among boys since 1991, currently ranked #7456 nationally and more common than 48% of boys, with its heaviest use in the 2000s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 1991 to 2024.
- #7456 among boys today
- 255 born since 1991
- 2000s peak decade
- 48% more common than other boys
Data updated Jun 2026
The verdict
Keilen is currently the #7456 unisex name in America, more common than 48% of boys - 255 born since 1991, peaking in the 2000s.
- #7456
- among boys today
- 255
- born since 1991
- 2000s
- peak decade
- 48%
- more common than other boys
Keilen vs. every other boys name in current SSA rankings
#7456
of 14,294 boys in use
More common than 48% of names given to boys today.
2000s
Peak decade
40% of everyone ever named Keilen was born in this single decade.
2009
Single peak year
18 babies were named Keilen in 2009 - its busiest year on record.
How Keilen compares
255 43th percentile among 14,294 names currently given to boys
Based on all-time total births among currently-ranked boys names. Names with fewer occurrences are grouped into wider buckets on the right.
Source U.S. Social Security Administration, national baby name data
How the numbers stack up
Keilen's all-time total is 31% below the median boys name, and Liam still leads by a wide margin.
| Metric | Keilen | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 255 | 367 | 358,536 |
| Peak-year births | 18 | 23 | 22,252 |
Keilen's usage pattern, beyond the headline number
Divide Keilen's SSA record in two at 2010 and the more recent half accounts for 49% of all births, the earlier half the remaining 51%, a genuinely balanced usage pattern. Its calmest year was 2001, with only 5 births recorded -- set against the 2009 peak of 18, that's the full swing in one name's fortunes.
Keilen at a glance
Outside the top 1,000Peak year
2009
Current rank
#7,456
Active since
1991
Keilen popularity over time - boys
Annual U.S. births registered with the Social Security Administration · 1991–2024
- Peak year (2009)
- 18
- Annual births at peak, across 34 years of records
Keilen popularity over time - girls
31 total births recorded since 2004 (Keilen as girls' name)
Keilen by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Keilen's strongest decade.
101 babies received the name during that ten-year window, about 40% of all-time use.
Keilen births by decade
Total births in each ten-year window
- 1990s 29
1990s
29 births
- 2000s
2000s
101 births
- 2010s
2010s
94 births
- 2020s 31
2020s
31 births
What this shows Peak: 2000s at 101 births (40% of all-time use).
Frequently Asked Questions
How popular is the name Keilen? ▼
255 babies have been named Keilen since 1991. It currently ranks #7456 among boys. The peak year was 2009 with 18 births.
When was Keilen most popular? ▼
Keilen was most popular in the 2000s decade with 101 total births. The single peak year was 2009.
Is Keilen a unisex name? ▼
Yes, Keilen is used for both boys and girls. As a boy's name it has 255 births, and as a girl's name it has 31 births.
How long has the name Keilen been used? ▼
The SSA has tracked Keilen since 1991 -- 34 years through the most recent 2024 data.
What names are similar to Keilen? ▼
Names with a similar sound or spelling include Keith, Keion, Keilan, Keifer, and 4 more. These share a common prefix and are also used for boys.
What to do with Keilen's data
- Keilen's decade-level peak was the 2000s (101 total births); usage has since declined to 31 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Weighing it against an alternative? Put two names side by side. Compare names
Figures reflect SSA-reported births only; see the methodology above for the privacy-suppression floor.
Keep exploring Keilen
Nearby Names Like Keilen
Names with a similar sound, spelling, or feel to Keilen
Keith Boy
#756 437,907 births
Keion Boy
#2936 2,859 births
Keilan Boy
#3565 1,325 births
Keifer Boy
1,155 births
Keir Boy
#6549 1,053 births
Compare Keilen side by side: Keilen vs Keith Keilen vs Keion Keilen vs Keilan
Related Names
Names with a similar popularity rank to Keilen
Data Sources
Data as of June 2026. Source: U.S. Social Security Administration (SSA).
According to the Social Security Administration, this profile draws directly from the agency's public-use baby-name files (updated June 2026). See our methodology for the full extraction, aggregation, and privacy-suppression rules.
Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications, National Data, 1991–2024 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Keilen: #7456 Unisex Name - 255 Births, Peak 2009." NameAlmanac. Accessed via https://namealmanac.com/name/keilen. Licensed CC BY-SA 4.0.
Name Almanac is rendered directly from the Social Security Administration's public baby-name files, no number is typed in by an editor. This profile for Keilen draws directly on SSA national and state-level files, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.