How old is someone named Kassidy?
The average Kassidy is 19 years old.
Half of all living Kassidys are between 12 and 26.
When was Kassidy popular?
Kassidy was a boom name: it shot up, peaked in 2000, and dropped away. That's why most Kassidys are close to the same age.
Popular names of 2000 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1970s | 44 | under 100 |
| 1980s | 564 | 550 |
| 1990s | 4,774 | 4,700 |
| 2000s | 7,885 | 7,800 |
| 2010s | 6,406 | 6,400 |
| 2020s | 2,042 | 2,000 |
How many Kassidys are still alive?
About 21,000 Kassidys are alive in the US today. That's 99% of the roughly 22,000 babies named Kassidy since 1975.
Nearly every Kassidy ever born is still alive, because almost all of them are young.
What generation is the name Kassidy?
More than half of living Kassidys are in Gen Z, born between 1997 and 2012.
- Millennial 13%
- Gen Z 57%
- Gen Alpha 30%
Is Kassidy an old name?
Not really. Kassidy is younger than 72 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Kassidy will be 40 in 2056, so the name is getting older.
Is Kassidy a boy or girl name?
Mostly girls: 98% of living Kassidys are women.
Names the same age as Kassidy
NAME TWIN
Kassidy's name twin is Hunter. Of all 3,713 names on AgeByName, Hunter's age curve is the closest match to Kassidy's: 96% alike.
Other spellings: Cassidy (23)
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Questions about the name Kassidy
How old is the average Kassidy?
The average Kassidy in the US is 19 years old. The median is 20, so half are older and half younger.
How many people are named Kassidy?
About 21,000 Kassidys are alive in the US today, out of roughly 22,000 babies given the name since 1975.
When was the name Kassidy most popular?
In 2000, when about 1,000 baby girls were named Kassidy.
Is Kassidy a Gen Z name?
Yes. About 57% of living Kassidys are in Gen Z, born between 1997 and 2012.
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