Closest sounding:
* Kenny - This is the most common way to say it, as French speakers would recognize and pronounce it similarly to English.
More formal:
* Ken - This is a shortened, more formal version that might be used in official settings.
Other options:
* Kennet - This is a more traditional French name that sounds similar to "Kenny."
Ultimately, the best way to say "Kenny" in French depends on the context and your preference.