Ending in -enne

A long-integrated French feminine form of Adrian, now overshadowed by the a-ending version, but still a valid option, with considerable substance and dignity—though these days more parents would probably choose Adriana.

Rare French option for girls, but feels familiar thanks to the popularity of Sebastian.

Spicy.

The name of a courageous tribe, Cheyenne became quite popular in the 1990s, inspiring a wide range of spelling variations—Shyanne is one example that's still on the rise.

It's the French Steve yet feels oh so much more debonair. Well-used and still a popular classic in French-speaking lands, but one of the many French names for boysunfamiliar to most English speakers, except maybe fashionistas who associate it with designer Etienne Aigner. A new way to honor Grandpa Steve?

Instead of the usual French suspects -- Danielle, Isabelle, Gabrielle -- why not consider Fabienne, which is less common and just as pretty.