Extended Strong's Hebrew Lexicon (Brown-Driver-Briggs based)
Hadad
Usage: A man of the Arabs living at the time of the Patriarchs, first mentioned at Gen.25.15; son of: Ishmael (H3458); brother of: Nebaioth (H5032), Kedar (H6938), Adbeel (H0110), Mibsam (H4017), Mishma (H4927), Dumah (H1746), Massa (H4854), Tema (H8485), Jetur (H3195), Naphish (H5305), Kedemah (H6929) and Mahalath (H4258) Also named: cha.dad (חֲדַד "Hadad" H2301) § Hadar = "honour" an Edomite king (scribal error for חֲדַד)