Likely a modern variant of Kyson or Tyson
Kison is a contemporary American name with unclear etymological roots, likely emerging as a phonetic variant of Kyson or a blend of names like Kieran and Jason. It may also be a rare spelling of Kishon, a biblical river name from the Old Testament. Its usage is extremely rare, appealing to parents seeking a unique, rhythmic sound.
Less common today
Kison isn't in the latest US Top 1000. It last peaked at #8,391 in 2018.
US births per 5-year period, 1990βpresent (SSA data).