Santonio is a distinctive boys' name in United States, ranking #9678 in 2022 with 8 recorded births. The name reached its all-time peak in 2009 with 47 births ranking #2651. Since 1996, the popularity has decreased by 27.3%. In 2022, approximately 1 in every 218,047 boys born was named Santonio. FALLING Recent data shows the name is currently falling.