US rank #5973 Girls' name Peak 1958 170,291 births

Cathy — #5973 US girls' name

170,291 babies named Cathy in U.S. Social Security records since 1918, with the highest year being 1958. Year-by-year trend, decade aggregates, and state-level rankings drawn from federal birth data.

1910s131920s1181930s5781940s155501950s827181960s516251970s129431980s36621990s15652000s9162010s4842020s119
#5973
of 17,661 girls in use

More common than 66% of names given to girls today.

1950s
Peak decade

49% of everyone ever named Cathy was born in this single decade.

1958
Single peak year

10,942 babies were named Cathy in 1958 — its busiest year on record.

What the Data Says About Cathy

The Social Security Administration has registered 170,291 babies named Cathy between 1918 and 2024, spanning 107 consecutive years of U.S. birth records. As a girl's name, Cathy currently holds the #5973 rank among girls for 2024. The name reached its historical peak in 1958, when 10,942 babies received it in a single year.

Decade-level aggregation shows that Cathy performed strongest in the 1950s, accumulating 82,718 births during that ten-year window. Across the 12 decades of recorded activity, Cathy shows a clear decline from its mid-century high. Geographically, the name is most concentrated in California, which accounts for 14,552 births — the largest state-level total in the dataset — followed by Ohio and New York. In total, SSA state-level files list Cathy in 51 of the 51 U.S. reporting jurisdictions.

No etymological entry is currently available for Cathy in our reference dataset. These figures derive from SSA's annual national and state-level name files, which include any name appearing at least five times in a given year or state-year; names below that threshold are suppressed for privacy and therefore excluded from the totals shown here. The 170,291 total represents a lower bound — actual usage may be higher in years or states where the count fell below the disclosure floor. This page is provided for informational and research purposes only and does not constitute personal, legal, or naming advice.

Cathy at a glance

Outside the top 1,000

Total births

170,291

Since 1918

107 years of records

Peak year

1958

10,942 births that year

Strongest decade: 1950s

Current rank

#5,973

Among girls

As of 2024

Active since

1918

Recorded for 107 years

Last year on file: 2024

Cathy popularity over time — girls

Annual U.S. births registered with the Social Security Administration · 2024–1918

Outside the top 1,000
Peak year (1958)
10,942
Annual births at peak — across 107 years of records
-5,00005,00010,00015,000 202420101996198219681954194019261918 5

Cathy popularity over time — boys

343 total births recorded since 1945 (Cathy as boys' name)

Unisex variant — 343 births
0510152025 19741969196519611957195319481945 6

Cathy by decade

Total births in each ten-year window — peak vs trough at a glance

Peak: 1950s
Peak decade
1950s
82,718 births that decade — 49% of Cathy's all-time total
1910s131920s1181930s5781940s155501950s827181960s516251970s129431980s36621990s15652000s9162010s4842020s119

Cathy by state

Where Cathy concentrates geographically — total births since 1918

Geographically diffuse
Top 8 states by recorded births for the name Cathy
Rank State Visual share Births Share of total
#1 California
14,552 8.5%
#2 Ohio
11,203 6.6%
#3 New York
10,716 6.3%
#4 Illinois
9,931 5.8%
#5 Texas
9,539 5.6%
#6 Pennsylvania
9,487 5.6%
#7 Michigan
7,640 4.5%
#8 Indiana
6,758 4.0%
California share of Cathy's total US births 8.5%
Even split

14,552 of 170,291 births nationwide. Compared to a flat distribution across 51 reporting states.

Cathy appears in 51 states. Explore state details →

Frequently Asked Questions

How popular is the name Cathy?
170,291 babies have been named Cathy since 1918. It currently ranks #5973 among girls. The peak year was 1958 with 10,942 births.
When was Cathy most popular?
Cathy was most popular in the 1950s decade with 82,718 total births. The single peak year was 1958.
Where is Cathy most popular?
The top states for the name Cathy are California (14,552 births), Ohio (11,203 births), New York (10,716 births).
How long has the name Cathy been used?
Cathy has been recorded in Social Security data since 1918, spanning 107 years of data through 2024.
What names are similar to Cathy?
Names with a similar sound or spelling include Catherine, Catalina, Cathleen, Cathryn, and 4 more. These share a common prefix and are also used for girls.

Keep exploring Cathy

Nearby Names Like Cathy

Names with a similar sound, spelling, or feel to Cathy

Names with a similar popularity rank to Cathy

Baby Name Guides

Learn more about naming trends and how to use data to choose a name

Explore more names

Data Sources

Data as of 2024. Source: U.S. Social Security Administration (SSA).

Primary: Source: U.S. Social Security Administration, Baby Names from Social Security Card Applications — National Data, 1918–2024 (ssa.gov/oact/babynames). National-level data includes all names with 5 or more occurrences in a given year.

State-level: Source: U.S. Social Security Administration, Baby Names — State-Level Files (namesbystate.zip). Includes all names with 5 or more occurrences per state per year; rarer names are excluded for privacy.