Total births
617
Girls' name · since 1988
Kailei
617 babies named Kailei in U.S. Social Security records since 1988, with the highest year being 2004. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #12586
- among girls today
- 617
- born since 1988
- 2000s
- peak decade
- 29%
- more common than other girls
617 babies have been named Kailei since 1988, making it today's #12586 girls' name.
Kailei has 617 recorded births among girls since 1988, per the U.S. Social Security Administration, ranked #12586 as of the latest data, more common than 29% of girls, busiest in the 2000s -- see the year-by-year trends, decade totals, and state-level distribution below, all drawn directly from SSA birth-registration files spanning 1988 to 2024.
- #12586 among girls today
- 617 born since 1988
- 2000s peak decade
- 29% more common than other girls
Data updated Jun 2026
The verdict
Kailei is currently the #12586 girls' name in America, more common than 29% of girls - 617 born since 1988, peaking in the 2000s.
- #12586
- among girls today
- 617
- born since 1988
- 2000s
- peak decade
- 29%
- more common than other girls
Kailei vs. every other girls name in current SSA rankings
#12586
of 17,726 girls in use
More common than 29% of names given to girls today.
2000s
Peak decade
46% of everyone ever named Kailei was born in this single decade.
2004
Single peak year
34 babies were named Kailei in 2004 - its busiest year on record.
How Kailei compares
617 Top 41% higher than 59% 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
Kailei's all-time total is 62% above the median girls name, and Olivia still leads by a wide margin.
| Metric | Kailei | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 617 | 382 | 567,345 |
| Peak-year births | 34 | 48 | 19,840 |
Kailei's usage pattern, beyond the headline number
Kailei splits its recorded history at 2006: 58% of all births land in the more recent half, 42% in the earlier half, an evenly balanced pattern over time. The single quietest year was 1991 (5 births) -- compare that against the 2004 peak of 34 for a sense of just how much the name's popularity has swung.
Kailei at a glance
Outside the top 1,000Peak year
2004
Current rank
#12,586
Active since
1988
Kailei popularity over time
Annual U.S. births registered with the Social Security Administration · 1988–2024
- Peak year (2004)
- 34
- Annual births at peak, across 37 years of records
Kailei by decade
Total births in each ten-year window, peak vs trough at a glance
2000s was Kailei's strongest decade.
282 babies received the name during that ten-year window, about 46% of all-time use.
Kailei births by decade
Total births in each ten-year window
- 1980s 14
1980s
14 births
- 1990s 83
1990s
83 births
- 2000s
2000s
282 births
- 2010s
2010s
184 births
- 2020s 54
2020s
54 births
What this shows Peak: 2000s at 282 births (46% of all-time use).
How Kailei 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 Kailei's total volume
Kailei vs 15 similarly-sized girls names
Kailei by state
Where Kailei concentrates geographically, total births since 1988
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 19 | 3.1% |
| #2 | California | | 18 | 2.9% |
| #3 | Georgia | | 5 | 0.8% |
Texas share of Kailei's total US births 3.1%
Even split
19 of 617 births nationwide. Compared to a flat distribution across 3 reporting states.
Frequently Asked Questions
How popular is the name Kailei? ▼
Kailei has been given to 617 babies in the U.S. since 1988, according to SSA data. Among girls, it ranks #12586 as of the latest data. 34 babies were born in 2004, its single highest year.
When was Kailei most popular? ▼
Kailei was most popular in the 2000s decade with 282 total births. The single peak year was 2004.
Where is Kailei most popular? ▼
The top states for the name Kailei are Texas (19 births), California (18 births), Georgia (5 births).
How long has the name Kailei been used? ▼
The SSA has tracked Kailei since 1988 -- 37 years through the most recent 2024 data.
What names are similar to Kailei? ▼
Names with a similar sound or spelling include Kaitlyn, Kaitlin, Kailey, Kaia, and 4 more. These share a common prefix and are also used for girls.
What to do with Kailei's data
- Kailei's decade-level peak was the 2000s (282 total births); usage has since declined to 54 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Texas records the most Kaileis (19 births) -- see the full state breakdown if geography matters to your decision. Texas 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 Kailei
Nearby Names Like Kailei
Names with a similar sound, spelling, or feel to Kailei
Kaitlyn Girl
#650 166,689 births
Kaitlin Girl
#4931 57,355 births
Kailey Girl
#1285 27,244 births
Kaia Girl
#180 20,909 births
Kaitlynn Girl
#3490 16,419 births
Compare Kailei side by side: Kailei vs Kaitlyn Kailei vs Kaitlin Kailei vs Kailey
Related Names
Names with a similar popularity rank to Kailei
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, 1988–2024 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Kailei: #12586 Girls' Name - 617 Births, Peak 2004." NameAlmanac. Accessed via https://namealmanac.com/name/kailei. 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 Kailei 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.