How old is someone named Cathleen?
The average Cathleen is 61 years old.
Half of all living Cathleens are between 55 and 71.
When was Cathleen popular?
Cathleen peaked in 1958 and has been given less and less ever since. Only 10 babies got the name in 2025.
Popular names of 1958 · The most popular names of the 1950s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1900s | 124 | 0 |
| 1910s | 345 | 0 |
| 1920s | 641 | under 100 |
| 1930s | 599 | 140 |
| 1940s | 3,541 | 2,200 |
| 1950s | 9,469 | 7,400 |
| 1960s | 8,294 | 7,300 |
| 1970s | 3,461 | 3,200 |
| 1980s | 1,760 | 1,700 |
| 1990s | 956 | 940 |
| 2000s | 461 | 460 |
| 2010s | 202 | 200 |
| 2020s | 64 | under 100 |
How many Cathleens are still alive?
About 24,000 Cathleens are alive in the US today. That's 79% of the roughly 30,000 babies named Cathleen since 1896.
Most Cathleens ever born are still alive.
What generation is the name Cathleen?
About half of living Cathleens are Baby Boomers, born between 1946 and 1964.
Is Cathleen an old name?
Yes. Cathleen is older than 91 in 100 names on AgeByName.
Is Cathleen a boy or girl name?
Almost entirely girls: over 99.9% of living Cathleens are women.
Names the same age as Cathleen
NAME TWIN
Cathleen's name twin is Jeri. Of all 3,713 names on AgeByName, Jeri's age curve is the closest match to Cathleen's: 92% alike.
Other spellings: Kathleen (64)
Compare: Cathleen vs. Kathleen
Think you can guess a Brittany's age?
Ten names, one slider each. Share your score.
Questions about the name Cathleen
How old is the average Cathleen?
The average Cathleen in the US is 61 years old. The median is 64, so half are older and half younger.
How many people are named Cathleen?
About 24,000 Cathleens are alive in the US today, out of roughly 30,000 babies given the name since 1896.
When was the name Cathleen most popular?
In 1958, when about 1,200 baby girls were named Cathleen.
Is Cathleen a Boomer name?
Yes. About 55% of living Cathleens are Baby Boomers, born between 1946 and 1964.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). Updated each spring. How we calculate this