Where does “Sinbad” come from?

Sinbad comes from Arabic سِنْدِبَاد, which derives from Sanskrit सिद्धपथ, literally meaning "path of the perfected ones."

Ancestry of “Sinbad”, step by step

Step	Language	Word	Meaning
1	Arabic	سِنْدِبَاد	—
2	Pahlavi	Pahlavi	—

Sinbad — Etymology, Origin & Word History | Etymology Explorer