Hediah \he-diah\ as a girl's name is a variant of Hedia (Hebrew) and Hedy (Greek, Hebrew), and the meaning of Hediah is "Jehovah's echo; delightful, sweet; my echo".

The baby name Hediah sounds like Hedyah, Hedda, Hedi, Heda and Hedya. Other similar baby names are Adiah, Addiah, Ledah, Haniah, Helia, Henia and Media.