Total births
33
Boys' name · since 2009
Kainyn
Kainyn has 33 recorded births since 2009 in federal Social Security data, most heavily in 2009 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #13408
- among boys today
- 33
- born since 2009
- 2010s
- peak decade
- 6%
- more common than other boys
33 babies have been named Kainyn since 2009, making it today's #13408 boys' name.
According to the U.S. Social Security Administration, Kainyn has been recorded 33 times among boys since 2009, currently ranked #13408 nationally and more common than 6% of boys, with its heaviest use in the 2010s. This profile covers year-by-year birth trends, decade totals, and state-level distribution, all derived directly from SSA birth-registration files spanning 2009 to 2024.
- #13408 among boys today
- 33 born since 2009
- 2010s peak decade
- 6% more common than other boys
Data updated Jul 2026
The verdict
Kainyn is currently the #13408 boys' name in America, more common than 6% of boys - 33 born since 2009, peaking in the 2010s.
- #13408
- among boys today
- 33
- born since 2009
- 2010s
- peak decade
- 6%
- more common than other boys
Kainyn vs. every other boys name in current SSA rankings
#13408
of 14,294 boys in use
More common than 6% of names given to boys today.
2010s
Peak decade
48% of everyone ever named Kainyn was born in this single decade.
2009
Single peak year
6 babies were named Kainyn in 2009 - its busiest year on record.
How Kainyn compares
33 12th 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
Kainyn's all-time total is 91% below the median boys name, and Liam still leads by a wide margin.
| Metric | Kainyn | Median boys name (Elchonon) | #1 boys name (Liam) |
|---|---|---|---|
| All-time total births | 33 | 367 | 358,536 |
| Peak-year births | 6 | 23 | 22,252 |
Kainyn's usage pattern, beyond the headline number
Splitting Kainyn's full recorded timeline at 2019, 48% of its total births fall in the more recent half of the record versus 52% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 2018, with just 5 recorded births -- worth weighing against the 2009 peak of 6 to see the full range of the name's swing in popularity.
Kainyn at a glance
Outside the top 1,000Peak year
2009
Current rank
#13,408
Active since
2009
Kainyn popularity over time
Annual U.S. births registered with the Social Security Administration · 2009–2024
- Peak year (2009)
- 6
- Annual births at peak, across 16 years of records
Kainyn by decade
Total births in each ten-year window, peak vs trough at a glance
2010s was Kainyn's strongest decade.
16 babies received the name during that ten-year window, about 48% of all-time use.
Kainyn births by decade
Total births in each ten-year window
- 2000s 6
2000s
6 births
- 2010s
2010s
16 births
- 2020s
2020s
11 births
What this shows Peak: 2010s at 16 births (48% of all-time use).
Frequently Asked Questions
How popular is the name Kainyn? ▼
33 babies have been named Kainyn since 2009. It currently ranks #13408 among boys. The peak year was 2009 with 6 births.
When was Kainyn most popular? ▼
Kainyn was most popular in the 2010s decade with 16 total births. The single peak year was 2009.
How long has the name Kainyn been used? ▼
The SSA has tracked Kainyn since 2009 -- 16 years through the most recent 2024 data.
What names are similar to Kainyn? ▼
Names with a similar sound or spelling include Kai, Kaiden, Kairo, Kaison, and 4 more. These share a common prefix and are also used for boys.
What to do with Kainyn's data
- Kainyn's usage has stayed within range of its 2010s decade-level peak (16 total births) through the 2020s (11) -- a comparatively stable name, not a fading trend.
- 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 Kainyn
Nearby Names Like Kainyn
Names with a similar sound, spelling, or feel to Kainyn
Kai Boy
#76 70,232 births
Kaiden Boy
#208 52,562 births
Kairo Boy
#238 11,224 births
Kaison Boy
#515 7,182 births
Kaiser Boy
#801 3,921 births
Compare Kainyn side by side: Kainyn vs Kai Kainyn vs Kaiden Kainyn vs Kairo
Related Names
Names with a similar popularity rank to Kainyn
Data Sources
Data as of July 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, 2009–2024 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Kainyn: #13408 Boys' Name - 33 Births, Peak 2009." NameAlmanac. Accessed via https://namealmanac.com/name/kainyn. 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 Kainyn 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 July 2026.