* French doesn't use the "ch" sound: French uses "ch" to represent a different sound (like in "chat" - cat).
* No exact equivalent: The closest pronunciation in French would be something like "Ray-shel" or "Ray-chal." But there isn't a standard spelling that captures this.
Possible Options:
* Rachel: This is the most common spelling for the name in French, even though it's pronounced slightly differently.
* Racquel: This spelling is sometimes used, but it's less common and doesn't necessarily sound closer to the English pronunciation.
* Raychel: This is a more phonetically accurate spelling, but it's not a traditional French name spelling.
Ultimately, how you spell "Rachael" in French would depend on your preference and the context. You could use the closest existing spelling (Rachel), a phonetically accurate spelling (Raychel), or even a more personalized version if you're writing something creative.