Where does “Yvonna” come from?

Yvonna (Faroese) comes from French Yvonne, from French Yves, from Proto-Celtic īwos, from Proto-Indo-European *h₁eyHw- — yew.

Ancestry of “Yvonna”, step by step

StepLanguageWordMeaning
1FrenchYvonne—
2FrenchYvesborne by two French saints, and known in medieval romance
3Proto-Celticīwosyew
4Proto-Indo-European*h₁eyHw-yew
Every word from Proto-Indo-European *h₁eyHw- →Every word from Proto-Celtic īwos →Every word from French Yves →