Total births
12,053
Girls' name · since 1949
Kaylyn
Kaylyn has 12,053 recorded births since 1949 in federal Social Security data, most heavily in 1997 -- full year-by-year trend, decade aggregates, and state rankings follow.
- #2866
- among girls today
- 12,053
- born since 1949
- 2000s
- peak decade
- 84%
- more common than other girls
Kaylyn currently ranks #2866 among girls' names in America, with 12,053 babies recorded since 1949.
According to the U.S. Social Security Administration, Kaylyn has been recorded 12,053 times among girls since 1949, currently ranked #2866 nationally and more common than 84% of girls, 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 1949 to 2025.
- #2866 among girls today
- 12,053 born since 1949
- 2000s peak decade
- 84% more common than other girls
Data updated Jun 2026
The verdict
Kaylyn is currently the #2866 girls' name in America, more common than 84% of girls - 12,053 born since 1949, peaking in the 2000s.
- #2866
- among girls today
- 12,053
- born since 1949
- 2000s
- peak decade
- 84%
- more common than other girls
Kaylyn vs. every other girls name in current SSA rankings
#2866
of 17,726 girls in use
More common than 84% of names given to girls today.
2000s
Peak decade
35% of everyone ever named Kaylyn was born in this single decade.
1997
Single peak year
462 babies were named Kaylyn in 1997 - its busiest year on record.
How Kaylyn compares
12,053 Top 8% higher than 92% of 17,726 names currently given to girls
Based on all-time total births among currently-ranked girls 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
Kaylyn's all-time total is 32x the median girls name, and Olivia still leads by a wide margin.
| Metric | Kaylyn | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 12,053 | 382 | 567,345 |
| Peak-year births | 462 | 48 | 19,840 |
Kaylyn's usage pattern, beyond the headline number
Splitting Kaylyn's full recorded timeline at 1989, 92% of its total births fall in the more recent half of the record versus 8% in the earlier half -- usage has skewed toward the present, not a one-decade spike. Its quietest year on record was 1949, with just 5 recorded births -- worth weighing against the 1997 peak of 462 to see the full range of the name's swing in popularity.
Kaylyn at a glance
Outside the top 1,000Peak year
1997
Current rank
#2,866
Active since
1949
Kaylyn popularity over time - girls
Annual U.S. births registered with the Social Security Administration · 1949–2025
- Peak year (1997)
- 462
- Annual births at peak, across 77 years of records
Kaylyn popularity over time - boys
38 total births recorded since 1992 (Kaylyn as boys' name)
Kaylyn by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Kaylyn's strongest decade.
4,178 babies received the name during that ten-year window, about 35% of all-time use.
Kaylyn births by decade
Total births in each ten-year window
- 1940s 5
1940s
5 births
- 1950s 35
1950s
35 births
- 1960s 131
1960s
131 births
- 1970s 125
1970s
125 births
- 1980s 941
1980s
941 births
- 1990s
1990s
4,039 births
- 2000s
2000s
4,178 births
- 2010s
2010s
2,153 births
- 2020s 446
2020s
446 births
What this shows Peak: 2000s at 4,178 births (35% of all-time use).
How Kaylyn compares to similarly-sized names
Years in SSA records vs. share of all-time use concentrated in the single peak year, among 15 girls names closest to Kaylyn's total volume
Kaylyn vs 15 similarly-sized girls names
Kaylyn by state
Where Kaylyn concentrates geographically, total births since 1949
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | California | | 1,054 | 8.7% |
| #2 | Texas | | 1,012 | 8.4% |
| #3 | Florida | | 614 | 5.1% |
| #4 | New York | | 512 | 4.2% |
| #5 | Ohio | | 498 | 4.1% |
| #6 | Pennsylvania | | 464 | 3.8% |
| #7 | Michigan | | 448 | 3.7% |
| #8 | Georgia | | 407 | 3.4% |
California share of Kaylyn's total US births 8.7%
Even split
1,054 of 12,053 births nationwide. Compared to a flat distribution across 42 reporting states.
Kaylyn appears in 42 states. Explore state details →
Frequently Asked Questions
How popular is the name Kaylyn? ▼
Since 1949, Social Security records show 12,053 babies named Kaylyn. Today it holds rank #2866 among girls. Its busiest year on record was 1997, with 462 births.
When was Kaylyn most popular? ▼
Kaylyn was most popular in the 2000s decade with 4,178 total births. The single peak year was 1997.
Where is Kaylyn most popular? ▼
The top states for the name Kaylyn are California (1,054 births), Texas (1,012 births), Florida (614 births).
How long has the name Kaylyn been used? ▼
The SSA has tracked Kaylyn since 1949 -- 77 years through the most recent 2025 data.
What names are similar to Kaylyn? ▼
Names with a similar sound or spelling include Kayla, Kaylee, Kay, Kayleigh, and 4 more. These share a common prefix and are also used for girls.
What to do with Kaylyn's data
- Kaylyn's decade-level peak was the 2000s (4,178 total births); usage has since declined to 446 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- California records the most Kaylyns (1,054 births) -- see the full state breakdown if geography matters to your decision. California names
- 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 Kaylyn
Nearby Names Like Kaylyn
Names with a similar sound, spelling, or feel to Kaylyn
Kayla Girl
#337 346,570 births
Kaylee Girl
#220 140,425 births
Kay Girl
#3897 98,621 births
Kayleigh Girl
#731 34,561 births
Kaylie Girl
#1239 22,101 births
Compare Kaylyn side by side: Kaylyn vs Kayla Kaylyn vs Kaylee Kaylyn vs Kay
Related Names
Names with a similar popularity rank to Kaylyn
Luci #2865
2,865 births · Peak 2010
Linley #2867
1,662 births · Peak 2021
Nessa #2864
1,368 births · Peak 2016
Desirae #2868
13,160 births · Peak 1993
Berlin #2863
1,796 births · Peak 2011
Liba #2869
1,051 births · Peak 2025
Jacklyn #2862
16,997 births · Peak 1987
Sakina #2870
1,607 births · Peak 2025
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, 1949–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Kaylyn: #2866 Girls' Name - 12,053 Births, Peak 1997." NameAlmanac. Accessed via https://namealmanac.com/name/kaylyn. 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 Kaylyn 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.