Santonio is a distinctive boys' name in United States, ranking #3593 in 2006 with 29 recorded births. The name reached its all-time peak in 2009 with 47 births ranking #2651. Since 1996, the popularity has increased by 163.6%. In 2006, approximately 1 in every 70,866 boys born was named Santonio. FALLING Recent data shows the name is currently falling.