(sharp sighted), son of Ezer, one of the "dukes" or chieftains of the Horites, and descendant of Seir. (Genesis 36:27) He is called Jakan in (1 Chronicles 1:42)
International Standard Bible Encyclopedia 1915
a'-kan (`aqan, "twisted"): A son of Ezer, a descendant of Esau of Seir (Ge 36:27). He is called Jaakan in 1Ch 1:42. The King James Version margin has Jakan.