Caesar is a boy’s name of Danish, Latin, Literary and Swedish origin. Meaning in Danish and Swedish: Long hair. Meaning in Latin: The family name of Roman dictator Gaius Julias Caesar. Its origin is uncertain:, but may come from ‘caesaries’ meaning hair, or ‘caesius’ meaning ‘bluish-grey, or ‘caedere’ meaning to cut, perhaps referring to his birth by Caesarean section. Meaning in Literary: Antony and Cleopatra’. Octavius Caesar, Roman triumvir. ‘The Tragedy of Julius Caesar’ Julius Caesar, Roman statesman and general. The name has 6 letters.