Gracious; butterfly
Yanessa is a modern American invention, likely created as a blend of the Hebrew name Janessa and the Greek-derived Vanessa. It combines the 'God is gracious' meaning of the Jane/John family with the literary and nature-inspired roots of Vanessa.
Less common today
Yanessa isn't in the latest US Top 1000. It last peaked at #6,317 in 2014.
US births per 5-year period, 1990βpresent (SSA data).