Unknown; likely a modern invented name or variant
Kacin is a rare contemporary name with no established historical etymology. It is most likely a modern American invention, potentially influenced by the sounds of names like Mason, Caden, or the surname Kasen. It may also be used as a phonetic variant of the Slovenian surname Kacin.
Less common today
Kacin isn't in the latest US Top 1000. It last peaked at #6,983 in 2013.
US births per 5-year period, 1990βpresent (SSA data).