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Gender: M Origin of Bat: Short form of Bartholomew

Bartholomew is one vintage name with Biblical antecedents that hasn't risen again in the modern world, perhaps because short form Bart, as in Simpson, would be too difficult for a contemporary boy to bear. But antique nickname Bat might work better. Might.

Famous People Named Bat

William Barclay "Bat" Masterson, American Western figure

Pop Culture References for the name Bat

Bat Wilson, character in French-Canadian parody soap "Le coeur a ses raisons"
Batman, comic book superhero