However, you could consider a few options:
* Keegan: You could simply use the English spelling, as many English names are used in French without translation.
* Kigane: This pronunciation would be closer to the French sound system.
* Other options: You could find a French name with a similar meaning or sound to "Keegan." For example, some names that share similar qualities include:
* Gaël: meaning "bright" or "radiant"
* Killian: a Gaelic name meaning "little warrior"
* Quentin: meaning "fifth"
Ultimately, the best way to say "Keegan" in French depends on the context and your preference.