Nazario is a distinctive boys' name in United States, ranking #5949 in 2010 with 15 recorded births. The name reached its all-time peak in 2021 with 31 births ranking #3624. Since 1996, the popularity has decreased by 25.0%. In 2010, approximately 1 in every 127,894 boys born was named Nazario. FALLING Recent data shows the name is currently falling.