Where does “Estelle” come from?

Estelle comes from Old French estelle, from Latin stella meaning "star," ultimately derived from Proto-Indo-European h₂stḗr.

Ancestry of “Estelle”, step by step

Estelle traces back through two separate lines of ancestry.

via French Estelle

StepLanguageWordMeaning
1FrenchEstelle—
2Occitanestelastar
3Latinstēlacolumn, pillar
4Latinstēllaa star; a constellation
5Proto-Italicstērolāstar
6Proto-Indo-Europeanh₂stḗrstar
7Proto-Indo-Europeanh₂eHs-to be/become dry; to burn, to glow; hearth

via Hawaiian ʻEkekela

StepLanguageWordMeaning
1HawaiianʻEkekela—
2HawaiianʻEseteraEsther
Every word from Proto-Indo-European h₂eHs- →Every word from Proto-Indo-European h₂stḗr →Every word from Proto-Italic stērolā →