Cainan

Smith’s Bible Dictionary · William Smith, F. N. Peloubet, M. A. Peloubet

(possessor)

Son of Enos, aged 70 years when he begat Mahalaleel his son. He lived 840 years afterwards, and died aged 910. (Genesis 6:9-14)
Son of Arphaxad, and father of Sala, according to (Luke 3:36,37) and usually called the second Cainan. The is nowhere named in the Hebrew MSS. It seems certain that his name was introduced into the genealogies of the Greek Old Testament in order to bring them into harmony with the genealogy of Christ in St. Lukes Gospel.

In other dictionaries

William Smith; revised by F. N. Peloubet and M. A. Peloubet; CrossWire SWORD module Smith 1.3

Bible Strong digital edition from CrossWire module 1.3, based on the 1884 Peloubet revision with later digital enrichments preserved