(1) The Mede, king of Babylon after the death of Belshazzar (Dan. 5: 31; Dan. 6: 9, 25-28; Dan. 9: 1; Dan. 11: 1). It is impossible to identify him with any of the kings of Babylon known to secular history.

(2) The son of Hystaspes and founder of the Persian dynasty (Ezra 4: 5, 24; Ezra 5: 5-7; Ezra 6: 1-15; Hag. 1: 1, 15; Hag. 2: 10; Zech. 1: 1, 7; Zech. 7: 1).

(3) Darius Codomannus, called Darius the Persian in Neh. 12: 22; the last king of Persia, overthrown by Alexander the Great 330 B.C.