There is no direct French equivalent of "Hailey." If you're looking for a French name with a similar sound or meaning, you could consider:
* Hailey (pronounced similarly in French)
* Héléna (meaning "torch")
* Héléna (meaning "light")
* Haydée (meaning "a gift from God")
* Hayleigh (a variation of "Hayley")
Ultimately, the best French name for you will depend on your personal preferences and the meaning you want to convey.