Easton's Bible Dictionary (1897)
Father of Haman, designated usually “the Agagite” (Esther 3:1, 10; 8:5).
Smith's Bible Dictionary (1863)
(double), father of the infamous Haman. (Esther 3:1,10; 8:5; 9:24)
Hastings' Dictionary of the Bible (1898) & Schaff's Bible Dictionary
HAMMED'ATHA (double ?), Haman's father, Esth 3:1.
Hitchcock's Bible Names (1869)
he that troubles the law