Modern invented name, possibly related to Caden
Kdyn is a contemporary American invention, likely a creative spelling of the popular name Caden or Kaden. While it lacks a traditional etymological history, it follows the trend of using the 'aden' suffix combined with unique consonant clusters. Its meaning is generally associated with the Welsh 'cad' meaning battle, though in this form it is primarily chosen for its modern sound.
Less common today
Kdyn isn't in the latest US Top 1000. It last peaked at #7,461 in 2013.
US births per 5-year period, 1990βpresent (SSA data).