Follower of Christ or anointed one
A rare elaboration of Christina or Christiana, derived from the Greek word 'christos'. It ultimately refers to one who follows the teachings of Christ or is anointed.
Less common today
Christana isn't in the latest US Top 1000. It last peaked at #7,077 in 1995.
US births per 5-year period, 1990βpresent (SSA data).