How old is someone named Kathy?
The average Kathy is 65 years old.
Half of all living Kathys are between 62 and 71.
When was Kathy popular?
Kathy rose fast and peaked in 1958, during the Baby Boom, then faded almost as fast. 69% of all Kathys were born within 15 years of each other.
Popular names of 1958 · The most popular names of the 1950s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1910s | 57 | 0 |
| 1920s | 198 | under 100 |
| 1930s | 1,254 | 360 |
| 1940s | 34,844 | 22,000 |
| 1950s | 158,226 | 120,000 |
| 1960s | 101,375 | 88,000 |
| 1970s | 22,794 | 21,000 |
| 1980s | 7,006 | 6,800 |
| 1990s | 4,312 | 4,200 |
| 2000s | 3,021 | 3,000 |
| 2010s | 1,381 | 1,400 |
| 2020s | 402 | 400 |
How many Kathys are still alive?
About 270,000 Kathys are alive in the US today. That's 81% of the roughly 330,000 babies named Kathy since 1910.
Most Kathys ever born are still alive.
What generation is the name Kathy?
Three in four living Kathys are Baby Boomers, born between 1946 and 1964.
Is Kathy an old name?
Yes. Kathy is older than 95 in 100 names on AgeByName.
Is Kathy a boy or girl name?
Almost entirely girls: 99.8% of living Kathys are women.
Names the same age as Kathy
NAME TWIN
Kathy's name twin is Patti. Of all 3,713 names on AgeByName, Patti's age curve is the closest match to Kathy's: 92% alike.
Other spellings: Cathy (65) · Kathie (67) · Kathi (66)
Compare: Cathy vs. Kathy
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Questions about the name Kathy
How old is the average Kathy?
The average Kathy in the US is 65 years old. The median is 67, so half are older and half younger.
How many people are named Kathy?
About 270,000 Kathys are alive in the US today, out of roughly 330,000 babies given the name since 1910.
When was the name Kathy most popular?
In 1958, when about 24,000 baby girls were named Kathy.
Is Kathy a Boomer name?
Yes. About 75% of living Kathys 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