Girl · #8,407 in 2026

Cathlyn

Name: Popularity of the name Cathlyn in U.S. births, 1880–2026
Creator: U.S. Social Security Administration
License: https://www.ssa.gov/foia/
Keywords: Cathlyn, baby name, popularity, U.S., SSA, rankings

Current Rank

#8,407

Peak Rank

#2,516 (1953)

Total Babies

361

5-Yr Trend

Stable

1923

First Year

2024

Last Year

1953

Peak Year

#2516

Peak Rank

361

Total Count

Years Active

The Story of Cathlyn

Cathlyn first appeared in U.S. Social Security Administration records as a baby girl name in 1923, with 5 babies given the name that year. Its peak popularity came in 1953, when 18 Cathlyns were born — ranking #2,516 that year. As of 2026, Cathlyn ranks #8,407 for baby girls with 12 births, with steady use. In total, more than 361 Cathlyns have been born in the U.S. since records began in 1880, spanning the 1920s through the 2020s.

Popularity Over Time

Popularity by State

Top 10

11-50

51-100

101-500

500+

No data

Names that sound like Cathlyn

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

Source: Datamuse . Phonetic similarity ranking, not curated.

Frequently Asked Questions about Cathlyn

What does the name Cathlyn mean?

Cathlyn is a girl's name that has been used in U.S. records since 1923. Behind the Name doesn't list a specific etymology, but the name has remained in use across multiple decades.

How popular is Cathlyn in 2026?

In 2026, Cathlyn ranks #8,407 among girls' names in the U.S., with 12 babies given the name that year.

When was Cathlyn most popular?

Cathlyn reached its peak popularity in 1953, ranking #2,516 that year with 18 babies given the name.

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

Cathlyn has historically been most popular in Texas. Rankings vary year to year, but these states show the strongest concentration of births named Cathlyn.

Is Cathlyn a unisex name?

In U.S. Social Security records, Cathlyn is primarily a girl's name. We don't have meaningful data for it as a boy's name.

What names go well with Cathlyn?

Names that share a similar style or popularity range with Cathlyn include Mike, Valjean, Marney. These pairings are based on rank proximity and naming era in U.S. data.

About the name Cathlyn

Cathlyn is a girl baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1923 and has accumulated 361 births in the dataset. Cathlyn's peak popularity came in 1953 when it ranked #2,516. Use the chart and map above to compare Cathlyn's trajectory across years and U.S. states, or browse the related names section to discover similar choices.

Continue exploring

Data sources

Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . 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 (used under their public API terms).
Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
Predicted nationality distribution — Nationalize.io .
Phonetically similar names — Datamuse .

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.