The Kenezite - Kenaz Genesis 36:11 was the name of one of the “dukes of Edom:” but Israel and Edom were of kindred origin, and the use of similar names by the two peoples is not surprising.
Related Commentaries of Numbers 32:12
Numbers 32:12
12 Save Caleb the son of Jephunneh the Kenezite, and Joshua the son of Nun: for they have wholly followed the LORD.