Bible Dictionary
Hadar
Hadar was the name of an Ishmaelite son and of an Edomite king. In the parallel genealogical passages, the name appears as Hadad, and the difference is commonly regarded as a scribal variation.
Biblical Usage
Hadar is mentioned as an Ishmaelite son and as an Edomite king. The Edomite king lived about the time of Saul and is also called Hadad.
Scripture References