How old is someone named Callum?
The average Callum is 7 years old.
Half of all living Callums are between 2 and 9.
When was Callum popular?
Callum is a modern favorite: it climbed through the 2000s and hit its high in 2025. 3,003 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 | 44 | under 100 |
| 1990s | 421 | 410 |
| 2000s | 1,324 | 1,300 |
| 2010s | 3,707 | 3,700 |
| 2020s | 10,593 | 11,000 |
How many Callums are still alive?
About 16,000 Callums are alive in the US today. That's over 99% of the roughly 16,000 babies named Callum since 1983.
Nearly every Callum ever born is still alive, because almost all of them are young.
What generation is the name Callum?
About four in five living Callums are in Gen Alpha, born in 2013 or later.
- Millennial 2%
- Gen Z 14%
- Gen Alpha 84%
Is Callum an old name?
No. Callum 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 Callum will be 19 in 2056, so the name is aging slowly.
Is Callum a boy or girl name?
Almost entirely boys: 99.8% of living Callums are men.
Names the same age as Callum
NAME TWIN
Callum's name twin is Jaziel. Of all 3,713 names on AgeByName, Jaziel's age curve is the closest match to Callum's: 92% alike.
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Questions about the name Callum
How old is the average Callum?
The average Callum in the US is 7 years old. The median is 4, so half are older and half younger.
How many people are named Callum?
About 16,000 Callums are alive in the US today, out of roughly 16,000 babies given the name since 1983.
When was the name Callum most popular?
In 2025, when about 3,000 baby boys were named Callum.
Is Callum a Gen Alpha name?
Yes. About 84% of living Callums 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