How old is someone named Callahan?
The average Callahan is 7 years old.
Half of all living Callahans are between 2 and 8.
When was Callahan popular?
Callahan is a modern favorite: it climbed through the 2000s and hit its high in 2025. 1,682 babies got the name in 2025.
Popular names of 2025 · The most popular names of the 2020s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1980s | 64 | under 100 |
| 1990s | 269 | 260 |
| 2000s | 513 | 500 |
| 2010s | 1,342 | 1,300 |
| 2020s | 4,843 | 4,800 |
How many Callahans are still alive?
About 7,000 Callahans are alive in the US today. That's over 99% of the roughly 7,000 babies named Callahan since 1983.
Nearly every Callahan ever born is still alive, because almost all of them are young.
What generation is the name Callahan?
About nine in ten living Callahans are in Gen Alpha, born in 2013 or later.
- Millennial 3%
- Gen Z 12%
- Gen Alpha 86%
Is Callahan an old name?
No. Callahan is one of the youngest names around: younger than 99 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Callahan will be 19 in 2056, so the name is aging slowly.
Is Callahan a boy or girl name?
Mostly a boy's name: 86% of living Callahans are men, and 14% are women.
The women average 12 and the men 6.
Names the same age as Callahan
NAME TWIN
Callahan's name twin is Callum. Of all 3,713 names on AgeByName, Callum's age curve is the closest match to Callahan's: 91% alike.
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Questions about the name Callahan
How old is the average Callahan?
The average Callahan in the US is 7 years old. The median is 4, so half are older and half younger.
How many people are named Callahan?
About 7,000 Callahans are alive in the US today, out of roughly 7,000 babies given the name since 1983.
When was the name Callahan most popular?
In 2025, when about 1,700 baby boys were named Callahan.
Is Callahan a Gen Alpha name?
Yes. About 86% of living Callahans are in Gen Alpha, born in 2013 or later.
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