Pure, chaste, or gracious
Aniesa is a rare variant of Agnes or Anisa. It likely derives from the Greek 'hagnos' meaning pure, or the Arabic 'Anisa' meaning friendly and pleasant. In some contexts, it is also treated as a modern elaboration of Anna.
Less common today
Aniesa isn't in the latest US Top 1000. It last peaked at #9,828 in 1995.
US births per 5-year period, 1990βpresent (SSA data).