Quick answer
Haley is a girl name.
Meaning and history
This name is a variant of Hayley. This spelling gained some popularity in the United States in 1977, possibly due to the author Alex Haley, whose book Roots was adapted into a popular miniseries that year. This was the most common American spelling from then to 2001, when it was eclipsed by Hailey.
Notes and context
Usage: english