Grace
Ahnna is a variant spelling of Anna, which is derived from the Hebrew name Channah. It ultimately means grace or favor and has been a staple in many cultures for centuries. This specific spelling adds a modern, unique flair to a deeply traditional name.
Less common today
Ahnna isn't in the latest US Top 1000. It last peaked at #7,459 in 2014.
US births per 5-year period, 1990βpresent (SSA data).