Where does “Emiliana” come from?

Emiliana (Polish) comes from English Emilian, from English ān, from Middle English ān, from Old English ān, from Proto-West Germanic ain, from Proto-Germanic ainaz, from Proto-Indo-European óynos — one; single.

Ancestry of “Emiliana”, step by step

StepLanguageWordMeaning
1EnglishEmilianOf or relating to Emilia, a historical region of...
2Englishān—
3Middle Englishāna, an indefinite article
4Old Englishānlonely; entirely alone, solitary, single; one
5Proto-West Germanicainone
6Proto-Germanicainazone; some
7Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European óynos →Every word from Proto-Germanic ainaz →Every word from Proto-West Germanic ain →