Dalphon
The name Dalphon means “the house of caves”.
Smith's Bible Dictionary 1863
(swift), the second of the ten sons of Hamam (Esther 9:7) (B.C. 610.)
International Standard Bible Encyclopedia 1915
dal'-fon (dalphon, "crafty"): The second of the ten sons of Haman, slain by the Jews (Es 9:7).