Where does “Vanessa” come from?

Vanessa (Portuguese) comes from English Vanessa, from Dutch van, from Middle Dutch van, from Old Dutch fān, from Old Saxon fāhan, from Proto-Germanic fanhaną, from Proto-Indo-European peh₂ḱ- — to join, to attach; agreement, settlement.

Ancestry of “Vanessa”, step by step

StepLanguageWordMeaning
1EnglishVanessaAny butterfly of the genus Vanessa
2Dutchvanof; by, of; from
3Middle Dutchvanof; from; out of
4Old Dutchfānoff, from
5Old Saxonfāhanto seize
6Proto-Germanicfanhanąto take, to seize; to capture, to catch
7Proto-Indo-Europeanpeh₂ḱ-to join, to attach; agreement, settlement
Every word from Proto-Indo-European peh₂ḱ-Every word from Proto-Germanic fanhanąEvery word from Old Saxon fāhan