From Latin Balthasar, equivalent of the English biblical Belshazzar. From Hebrew "bēlšaṣṣar", attested in the Tanakh and the Old Testament (Daniel, 5:1), from Akkadian "bēl-šarra-uṣṣur", literally "May Bel protect the king".
- A name ascribed to one of the Magi.
- (Biblical character) a Babylonian king mentioned in the Book of Daniel
- A male given name.
Balthazar (plural Balthazars)