Mardochaeus
Mardochae'us
(Μαρδοχαῖος). the Sept. or Greek equivalent of MORDECAI SEE MORDECAI (q.v.), in the Apocrypha; namely,
(a.) the uncle of Esther, in the apocryphal additions (Esther 10:1; 11:2, 12; 12:1-6; 16:13; 2 Maccabees 15:36). The 14th of the month Adar, on which the feast of Purim was celebrated, is called in the last passage "Mardochaeus's day" (ἡ Μαρδοχαϊκὴ ἡμέρα).
⇒See also the International Standard Bible Encyclopedia.
(b.) A Jew who returned with Zerubbabel and Joshua (1 Esdras 5:8; comp. Ezr 2:2).