Life or bird
Ayva is a modern phonetic spelling variant of the name Ava. It likely derives from the Latin 'avis', meaning bird, or as a variant of Eve, which comes from the Hebrew 'Chawah', meaning life.
Less common today
Ayva isn't in the latest US Top 1000. It last peaked at #959 in 2014.
US births per 5-year period, 1990βpresent (SSA data).