Where does “Οσμάν” come from?

Οσμάν (Greek) comes from French Haussmann, from German Haussmann.

Ancestry of “Οσμάν”, step by step

Οσμάν traces back through two separate lines of ancestry.

via French Haussmann

StepLanguageWordMeaning
1FrenchHaussmann—
2GermanHaussmann—

via Ottoman Turkish عثمان

StepLanguageWordMeaning
1Ottoman TurkishعثمانOsman, which usually refers to Osman Bey, the founder of the Ottoman Empire
2Arabicعُثْمَان—
Every word from German Haussmann →Every word from French Haussmann →