Santonio is a distinctive boys' name in United States, ranking #6079 in 2004 with 13 recorded births. The name reached its all-time peak in 2009 with 47 births ranking #2651. Since 1996, the popularity has increased by 18.2%. In 2004, approximately 1 in every 152,677 boys born was named Santonio. FALLING Recent data shows the name is currently falling.