Gracious
Jiovani is a modern American spelling variant of Giovanni, the Italian form of John. It ultimately derives from the Hebrew name Yochanan, signifying that God has been merciful or gracious.
Less common today
Jiovani isn't in the latest US Top 1000. It last peaked at #3,145 in 2009.
US births per 5-year period, 1990βpresent (SSA data).