Unknown; possibly a modern variation or nickname
Kix is a rare contemporary name with no established etymological root. It is most famously associated with American country music, likely functioning as a creative modern invention or a shortened nickname for names like Christopher or Christian.
Less common today
Kix isn't in the latest US Top 1000. It last peaked at #4,832 in 2022.
US births per 5-year period, 1990βpresent (SSA data).
One half of the country music duo Brooks & Dunn