The descendants of Dishon were Hemdan, Eshban, Ithran, and Keran.
References for Genesis 36:26
The descendants of Ezer were Bilhan, Zaavan, and Akan.
The descendants of Dishan were Uz and Aran.
So these were the leaders of the Horite clans: Lotan, Shobal, Zibeon, Anah,
Dishon, Ezer, and Dishan. The Horite clans are named after their clan leaders, who lived in the land of Seir.
These are the kings who ruled in the land of Edom before any king ruled over the Israelites :
References for Genesis 36:31
Bela son of Beor, who ruled in Edom from his city of Dinhabah.
When Bela died, Jobab son of Zerah from Bozrah became king in his place.
When Jobab died, Husham from the land of the Temanites became king in his place.
When Husham died, Hadad son of Bedad became king in his place and ruled from the city of Avith. He was the one who defeated the Midianites in the land of Moab.
When Hadad died, Samlah from the city of Masrekah became king in his place.