These were the kings who reigned in Edom before any Israelite king1 reigned:
References for Genesis 36:31
Bela son of Beor became king of Edom. His city was named Dinhabah.
When Bela died, Jobab son of Zerah from Bozrah2 succeeded him as king.
References for Genesis 36:33
When Jobab died, Husham from the land of the Temanites3 succeeded him as king.
References for Genesis 36:34
When Husham died, Hadad son of Bedad, who defeated Midian4 in the country of Moab,5 succeeded him as king. His city was named Avith.
References for Genesis 36:35
When Hadad died, Samlah from Masrekah succeeded him as king.
When Samlah died, Shaul from Rehoboth6 on the river succeeded him as king.
References for Genesis 36:37
When Shaul died, Baal-Hanan son of Acbor succeeded him as king.
When Baal-Hanan son of Acbor died, Hadad succeeded him as king. His city was named Pau, and his wife's name was Mehetabel daughter of Matred, the daughter of Me-Zahab.
References for Genesis 36:39
These were the chiefs7 descended from Esau, by name, according to their clans and regions: Timna, Alvah, Jetheth,
References for Genesis 36:40
Oholibamah, Elah, Pinon,
Kenaz, Teman, Mibzar,
Magdiel and Iram. These were the chiefs of Edom, according to their settlements in the land they occupied. This was Esau the father of the Edomites.8
References for Genesis 36:43