Priceless, inestimable, or flourishing
Antiono is a rare variant of the Latin name Antonius. While its exact etymology is debated, it is most commonly associated with the Roman clan name meaning 'priceless' or 'beyond praise', and sometimes linked to the Greek word for 'flourishing'.
Less common today
Antiono isn't in the latest US Top 1000. It last peaked at #5,533 in 1990.
US births per 5-year period, 1990βpresent (SSA data).