Hope_Reborn's list "French Princes" of 3 great name ideas: Odo - Rene!

French Princes

Odo is an ancient Germanic masculine name with rich historical connections. The more modern form is the new fashionable Otto.
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Most famously associated with Odo of Bayeux, the medieval bishop who commissioned the famous Bayeux Tapestry, and Saint Odo of Cluny, a significant 10th-century monastic reformer, Odo has maintained a presence throughout European history but remains uncommon in modern usage.
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In contemporary culture, the name gained some recognition through the character Odo in Star Trek: Deep Space Nine. But the English word "odd" and the pronunciation of this form as odd-o make it unlikely that this form will rise along with Otto.

Philippe, pronounced fill-EEP, is Philip with Gallic flair. 

Philippe

Though it's used for boys, most non-French people would hear it as a <a href="https://nameberry.com/girls-names">girls’ name</a>. Most would be surprised to learn that Rene has always charted in the US Top 1000 for boys.