Total births
5,049
Unisex name · since 1956
Kacy
5,049 babies named Kacy in U.S. Social Security records since 1956, with the highest year being 1990. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.
- #6010
- among girls today
- 5,049
- born since 1956
- 1980s
- peak decade
- 66%
- more common than other girls
Kacy currently ranks #6010 among unisex names in America, with 5,049 babies recorded since 1956.
Social Security Administration records show Kacy recorded 5,049 times among girls since 1956, holding rank #6010 nationally today, ahead of 66% of girls, peaking in the 1980s. This profile derives year-by-year birth trends, decade totals, and state-level distribution directly from SSA birth-registration files spanning 1956 to 2025.
- #6010 among girls today
- 5,049 born since 1956
- 1980s peak decade
- 66% more common than other girls
Data updated Jun 2026
The verdict
Kacy is currently the #6010 unisex name in America, more common than 66% of girls - 5,049 born since 1956, peaking in the 1980s.
- #6010
- among girls today
- 5,049
- born since 1956
- 1980s
- peak decade
- 66%
- more common than other girls
Kacy vs. every other girls name in current SSA rankings
#6010
of 17,726 girls in use
More common than 66% of names given to girls today.
1980s
Peak decade
31% of everyone ever named Kacy was born in this single decade.
1990
Single peak year
196 babies were named Kacy in 1990 - its busiest year on record.
How Kacy compares
5,049 Top 13% higher than 87% 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
Kacy's all-time total is 13x the median girls name, and Olivia still leads by a wide margin.
| Metric | Kacy | Median girls name (Emerly) | #1 girls name (Olivia) |
|---|---|---|---|
| All-time total births | 5,049 | 382 | 567,345 |
| Peak-year births | 196 | 48 | 19,840 |
Kacy's usage pattern, beyond the headline number
Splitting Kacy's full recorded timeline at 1992, 46% of its total births fall in the more recent half of the record versus 54% in the earlier half -- a fairly even split across the full record. Its quietest year on record was 1959, with just 7 recorded births -- worth weighing against the 1990 peak of 196 to see the full range of the name's swing in popularity.
Kacy at a glance
Outside the top 1,000Peak year
1990
Current rank
#6,010
Active since
1956
Kacy popularity over time - girls
Annual U.S. births registered with the Social Security Administration · 1956–2025
- Peak year (1990)
- 196
- Annual births at peak, across 70 years of records
Kacy popularity over time - boys
998 total births recorded since 1962 (Kacy as boys' name)
Kacy by decade
Total births in each ten-year window, peak vs trough at a glance
1980s was Kacy's strongest decade.
1,549 babies received the name during that ten-year window, about 31% of all-time use.
Kacy births by decade
Total births in each ten-year window
- 1950s 34
1950s
34 births
- 1960s 102
1960s
102 births
- 1970s
1970s
681 births
- 1980s
1980s
1,549 births
- 1990s
1990s
1,386 births
- 2000s
2000s
813 births
- 2010s 382
2010s
382 births
- 2020s 102
2020s
102 births
What this shows Peak: 1980s at 1,549 births (31% of all-time use).
How Kacy 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 Kacy's total volume
Kacy vs 15 similarly-sized girls names
Kacy by state
Where Kacy concentrates geographically, total births since 1956
| Rank | State | Visual share | Births | Share of total |
|---|---|---|---|---|
| #1 | Texas | | 505 | 10.0% |
| #2 | California | | 456 | 9.0% |
| #3 | Florida | | 190 | 3.8% |
| #4 | Ohio | | 154 | 3.1% |
| #5 | Oklahoma | | 106 | 2.1% |
| #6 | Pennsylvania | | 104 | 2.1% |
| #7 | Louisiana | | 97 | 1.9% |
| #8 | Illinois | | 96 | 1.9% |
Texas share of Kacy's total US births 10.0%
Even split
505 of 5,049 births nationwide. Compared to a flat distribution across 31 reporting states.
Kacy appears in 31 states. Explore state details →
Frequently Asked Questions
How popular is the name Kacy? ▼
Since 1956, Social Security records show 5,049 babies named Kacy. Today it holds rank #6010 among girls. Its busiest year on record was 1990, with 196 births.
When was Kacy most popular? ▼
Kacy was most popular in the 1980s decade with 1,549 total births. The single peak year was 1990.
Where is Kacy most popular? ▼
The top states for the name Kacy are Texas (505 births), California (456 births), Florida (190 births).
Is Kacy a unisex name? ▼
Yes, Kacy is used for both boys and girls. As a girl's name it has 5,049 births, and as a boy's name it has 998 births.
How long has the name Kacy been used? ▼
Kacy has been recorded in Social Security data since 1956, spanning 70 years of data through 2025.
What names are similar to Kacy? ▼
Names with a similar sound or spelling include Kacie, Kacey, Kaci, Kacee, and 4 more. These share a common prefix and are also used for girls.
What to do with Kacy's data
- Kacy's decade-level peak was the 1980s (1,549 total births); usage has since declined to 102 in the 2020s -- if you're weighing a "classic revival" angle, the trend line argues against it.
- Texas records the most Kacys (505 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 Kacy
Nearby Names Like Kacy
Names with a similar sound, spelling, or feel to Kacy
Kacie Girl
#1773 12,782 births
Kacey Girl
#1097 11,961 births
Kaci Girl
#2071 10,009 births
Kacee Girl
#8076 2,235 births
Kachina Girl
296 births
Compare Kacy side by side: Kacy vs Kacie Kacy vs Kacey Kacy vs Kaci
Related Names
Names with a similar popularity rank to Kacy
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, 1956–2025 (ssa.gov/oact/babynames).
State-level: Source: U.S. Social Security Administration, Baby Names, State-Level Files (namesbystate.zip).
Cite this page
NameAlmanac Editorial. "Kacy: #6010 Unisex Name - 5,049 Births, Peak 1990." NameAlmanac. Accessed via https://namealmanac.com/name/kacy. 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 Kacy 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.