1. Son of Enos, and father of Mahalaleel, Genesis 5:9; 1 Chronicles 1:2.

2. Son of Arphaxad and father of Salah, Luke 3:36. This Cainan, however, is not named in the three Old Testament genealogies, Genesis 10:24; 11:12; 1 Chronicles 1:24, nor in any ancient version. The name occurs in two places in the Septuagint, an early Greek version; and some suppose that copyists of Luke’s gospel inserted the name, in order to agree with the Septuagint.

Possession; smith. The fourth antediluvian patriarch, the eldest son of Enos. He was 70 years old at the birth of his eldest son Mahalaleel, after which he lived 840 years (Genesis 5:9-14), and was 910 years old when he died. He is also called Kenan (1 Chronicles 1:2).

The son of Arphaxad (Luke 3:36). He is nowhere named in the Old Testament. He is usually called the "second Cainan."

(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. Luke’s Gospel.