Kean \kean\ as a boy's name is a variant of Cian (Irish, Gaelic) and Keane (Irish, Gaelic, Old English), and the meaning of Kean is "ancient; fighter; sharp, keen wit or eye".

The baby name Kean sounds like Kian, Keen, Keanu, Ken, Kenn, Keon and Khan. Other similar baby names are Dean, Jean, Sean, Kearn, Kegan, Kelan, Kenan, Kern and Kevan.