New or slender
Kainon is a rare name with dual possibilities for its origin. It most likely derives from the Greek word 'kainon', meaning 'new' or 'fresh', or it may be a modern phonetic variant of the Irish name CianΓ‘n, which means 'slender'.
Less common today
Kainon isn't in the latest US Top 1000. It last peaked at #4,709 in 2017.
US births per 5-year period, 1990βpresent (SSA data).