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.
- #1,491 of 72,339
- all-time among girls
- #2,523 of 17,297
- 2025 SSA year
- 12,053
- born since 1949
- 2000s
- peak decade
Kaylyn currently ranks #2523 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 #2523 nationally and more common than 85% 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.
- #1,491 of 72,339 all-time among girls
- #2,523 of 17,297 2025 SSA year
- 12,053 born since 1949
- 2000s peak decade
Data updated Aug 2026
The verdict
According to the U.S. Social Security Administration, Kaylyn ranks #1,491 of 72,339 girls' names by all-time recorded births (highest first) and #2,523 of 17,297 among girls' names in 2025. 12,053 born since 1949, peaking in the 2000s.
- #1,491 of 72,339
- all-time among girls
- #2,523 of 17,297
- 2025 SSA year
- 12,053
- born since 1949
- 2000s
- peak decade
Kaylyn's 12,053 recorded births place it above 97.93% of the 72,339 girls names in the full SSA archive.
42 jurisdictions carry state-level records, led by California.
How Kaylyn compares
12,053 Top 9% higher than 91% of 17,297 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 (Kyann) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 12,053 | 376 | 567,345 |
| Peak-year births | 462 | 21 | 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 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
2000s is the heaviest window (4,178 births, 35% of the file).
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 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% |
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? ▼
Where does Kaylyn sit in the SSA name archive? ▼
When was Kaylyn most popular? ▼
Where is Kaylyn most popular? ▼
How long has the name Kaylyn been used? ▼
What names are similar to Kaylyn? ▼
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
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
Compare Kaylyn side by side: Kaylyn vs Kayla Kaylyn vs Kaylee Kaylyn vs Kay
Related Names
Names with a similar popularity rank to Kaylyn
Nationwide names with similar peak year or record span
Two nationwide peer axes for Kaylyn: closest SSA peak year, and closest first→latest record span. Distinct from the spelling and current-rank neighborhoods above.
Similar peak year (~1997)
Similar record span (~76 yrs)
Peak year is the single SSA year with the most births for that name; record span is first-to-latest year in the national files, not a recommendation or shared origin claim.
Data Sources
Data as of August 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).
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 August 2026.