Dedan in Easton's Bible Dictionary

low ground. (1.) A son of Raamah (Gen. 10:7). His descendants are mentioned in Isa. 21:13, and Ezek. 27:15. They probably settled among the sons of Cush, on the north-west coast of the Persian Gulf. (2.) A son of Jokshan, Abraham's son by Keturah (1 Chr. 1:32). His descendants settled on the Syrian borders about the territory of Edom. They probably led a pastoral life.