Closest to the pronunciation:
* Haylée (pronounced "ay-lay") - This is the most phonetically accurate way to spell the name.
* Hailey (pronounced "hay-lee") - This is a common English name that sounds similar and is recognizable in French.
French-sounding alternatives:
* Haylie (pronounced "ay-lee") - This is a variation that uses French spelling conventions.
* Ailee (pronounced "ay-lee") - This is a completely different name with a French sound.
Ultimately, the best way to say "Haylee" in French depends on the context and your personal preference.