How old is someone named Hailie?
The average Hailie is 19 years old.
Half of all living Hailies are between 14 and 24.
When was Hailie popular?
Hailie rose fast and peaked in 2003, then faded almost as fast. 69% of all Hailies were born within 15 years of each other.
Popular names of 2003 · The most popular names of the 2000s →
Show the numbers by decade
| Born in | Babies born | Alive today |
|---|---|---|
| 1970s | 5 | under 100 |
| 1980s | 97 | under 100 |
| 1990s | 702 | 690 |
| 2000s | 3,575 | 3,500 |
| 2010s | 1,552 | 1,500 |
| 2020s | 634 | 630 |
How many Hailies are still alive?
About 6,500 Hailies are alive in the US today. That's 99% of the roughly 6,600 babies named Hailie since 1978.
Nearly every Hailie ever born is still alive, because almost all of them are young.
What generation is the name Hailie?
About two in three living Hailies are in Gen Z, born between 1997 and 2012.
- Millennial 7%
- Gen Z 68%
- Gen Alpha 25%
Is Hailie an old name?
Not really. Hailie is younger than 73 in 100 names on AgeByName.
Looking ahead: if babies keep getting the name at today's pace, the typical Hailie will be 37 in 2056, so the name is getting older.
Is Hailie a boy or girl name?
Almost entirely girls: over 99.9% of living Hailies are women.
Names the same age as Hailie
NAME TWIN
Hailie's name twin is Iyana. Of all 3,713 names on AgeByName, Iyana's age curve is the closest match to Hailie's: 89% alike.
Other spellings: Hailey (19) · Haley (27) · Hayley (28) · Haleigh (24) · Haylie (21) · Halie (27)
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Questions about the name Hailie
How old is the average Hailie?
The average Hailie in the US is 19 years old. The median is 20, so half are older and half younger.
How many people are named Hailie?
About 6,500 Hailies are alive in the US today, out of roughly 6,600 babies given the name since 1978.
When was the name Hailie most popular?
In 2003, when about 590 baby girls were named Hailie.
Is Hailie a Gen Z name?
Yes. About 68% of living Hailies 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