Hailey vs. Hayley: which name is older?
The average Hailey is 19 and the average Hayley is 28, so Hayley is the older name, by about 8 years.
Hailey and Hayley sound alike, so the spelling is the clue: a Hayley is more likely to have been born in the early 1990s, and a Hailey in the early 2000s.
Hailey
Hayley
When was each name popular?
Hayley peaked first, in 1993 (in the early 1990s). Hailey peaked in 2003, 10 years later.
Which name is more common?
There are about 180,000 Haileys and about 51,000 Hayleys alive in the US, so there are about 4 times as many Haileys as Hayleys.
Boys or girls?
Both are girls' names: over 99% of living Haileys and over 99% of living Hayleys are women.
Names the same age as Hailey
Names the same age as Hayley
More comparisons: Hailey vs. Bailey · Hailey vs. Haley
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Hailey or Hayley: questions
Which is older, Hailey or Hayley?
The average Hailey is 19 and the average Hayley is 28, so Hayley is the older name, by about 8 years.
How old is the average Hailey?
The average Hailey in the US is 19; half of all living Haileys are between 13 and 25.
How old is the average Hayley?
The average Hayley in the US is 28; half of all living Hayleys are between 22 and 34.
Which is more common, Hailey or Hayley?
There are about 180,000 Haileys and about 51,000 Hayleys alive in the US, so there are about 4 times as many Haileys as Hayleys.
Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). How we calculate this