ESC 

Name Rank Total 

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👧As Girl Name

1956

First Year

2026

Last Year

1990

Peak Year

#941

Peak Rank

5K

Total Count

68

Years Active

👦As Boy Name

1962

First Year

2024

Last Year

1992

Peak Year

#2085

Peak Rank

988

Total Count

58

Years Active

📖

## The Story of Kacy

### As a girl name

Kacy first appeared in U.S. Social Security Administration records as a girl name in 1956, with 9 babies given the name that year. Its peak popularity came in 1990, when 196 Kacys were born — ranking #957 that year. As of 2026, Kacy ranks #6,867 for girls with 16 births, falling sharply (-39%). In total, more than 5K Kacys have been born in the U.S. since records began in 1880, spanning the 1950s through the 2020s.

### As a boy name

Kacy first appeared in U.S. Social Security Administration records as a boy name in 1962, with 5 babies given the name that year. Its peak popularity came in 1992, when 37 Kacys were born — ranking #2,085 that year. As of 2026, Kacy ranks #7,725 for boys with 10 births, rising sharply (+33% over the past five years). In total, more than 988 Kacys have been born in the U.S. since records began in 1880, spanning the 1960s through the 2020s.

## Popularity Over Time

Girls Boys 

## Popularity by State

👧 Girls 👦 Boys 

ME

WA

MT

ND

MN

WI

MI

NY

VT

NH

MA

OR

ID

SD

IA

IL

IN

OH

PA

NJ

CT

RI

CA

NV

WY

NE

MO

KY

WV

VA

MD

DE

DC

UT

CO

KS

AR

TN

NC

SC

AK

AZ

NM

OK

LA

MS

AL

GA

HI

TX

FL

Top 10

11-50

51-100

101-500

500+

No data

🎶

## Names that sound like Kacy

Phonetically similar names — useful when Kacy is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name. 

* [Casey](/casey)
* [Kacey](/kacey)
* [Kacie](/kacie)
* [Kaycee](/kaycee)
* [Kacee](/kacee)
* [Cassie](/cassie)
* [Kasey](/kasey)
* [Kissy](/kissy)
* [Cassy](/cassy)
* [Kassie](/kassie)
* [Cassi](/cassi)
* [Casy](/casy)

Source: [Datamuse ](https://www.datamuse.com/api/). Phonetic similarity ranking, not curated. 

❓

## Frequently Asked Questions about Kacy

What does the name Kacy mean?

Kacy is a girl's name that has been used in U.S. records since 1956\. Behind the Name doesn't list a specific etymology, but the name has remained in use across multiple decades.

How popular is Kacy in 2026?

In 2026, Kacy ranks #6,867 among girls' names in the U.S., with 16 babies given the name that year.

When was Kacy most popular?

Kacy reached its peak popularity in 1990, ranking #941 that year with 196 babies given the name.

In which U.S. states is Kacy most popular?

Kacy has historically been most popular in Montana, Nebraska, Kansas. Rankings vary year to year, but these states show the strongest concentration of births named Kacy.

Is Kacy a unisex name?

Yes — Kacy is used for both girls and boys in U.S. records, with about 84% of Kacys assigned female and 16% assigned male historically.

What names go well with Kacy?

Names that share a similar style or popularity range with Kacy include Ardath, Marylouise, Liane. These pairings are based on rank proximity and naming era in U.S. data.

## Similar Names

### 👧 Similar Girl Names 

[👧ArdathPeak #941](/ardath)[👧MarylouisePeak #941](/marylouise)[👧LianePeak #941](/liane)[👧MazikeenPeak #941](/mazikeen)

### 👦 Similar Boy Names 

[👦AbrahanPeak #2085](/abrahan)[👦AntjuanPeak #2085](/antjuan)[👦AlejandraPeak #2085](/alejandra)[👦JibriPeak #2085](/jibri)

## About the name Kacy 

Kacy is a unisex baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1956 and has accumulated 5K births in the dataset. Kacy's peak popularity came in 1990 when it ranked #941\. Use the chart and map above to compare Kacy's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

### Continue exploring 

* [ Top names of 1990 → ](/year/1990)
* [ Names of the 1990s → ](/decade/1990s)
* [ Names starting with "K" → ](/letter/k)
* [ Browse all girl names → ](/names/girls)
* [ Top names of 2026 → ](/year/2026)
* [ Browse unisex names → ](/names/unisex)

Data sources

* Birth statistics (counts, ranks, years 1880–2026) — U.S. [Social Security Administration ](https://www.ssa.gov/oact/babynames/). Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
* Etymology, cultural origins, and related forms — [Behind the Name ](https://www.behindthename.com/) (used under their public API terms).
* Meaning prose and editorial summary — [Wikipedia ](https://en.wikipedia.org/) article extracts, licensed under [CC BY-SA 3.0 ](https://creativecommons.org/licenses/by-sa/3.0/).
* Predicted nationality distribution — [Nationalize.io ](https://nationalize.io/).
* Phonetically similar names — [Datamuse ](https://www.datamuse.com/api/).

Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.