Rhythmic or companion
Kadynn is a modern Americanized spelling of Caden or Kaden. It likely draws from the Arabic word for companion or the Welsh word for spirit and battle, though in its current form it is primarily chosen for its trendy phonetic appeal.
Less common today
Kadynn isn't in the latest US Top 1000. It last peaked at #10,624 in 2012.
US births per 5-year period, 1990βpresent (SSA data).