Where does “普羅旺斯” come from?

普羅旺斯 (Chinese) comes from French Provence, from Occitan Provença, from Latin prōvincia — office, official duty, command, formal responsibility given to a magistrate.

Ancestry of “普羅旺斯”, step by step

Step	Language	Word	Meaning
1	French	Provence	—
2	Occitan	Provença	Provence
3	Latin	prōvincia	office, official duty, command, formal responsibility given to a magistrate

Every word from Latin prōvincia →Every word from Occitan Provença →Every word from French Provence →