Follower of Christ
A modern American blend likely combining the prefix 'Chris-' (from Christopher or Christina) with the suffix '-ana'. It carries the etymological weight of 'follower of Christ' from its Greek roots, combined with the grace associated with the 'Anna' suffix.
Less common today
Chrishana isn't in the latest US Top 1000. It last peaked at #8,472 in 1995.
US births per 5-year period, 1990βpresent (SSA data).