Anastacio is a distinctive boys' name in United States, ranking #9774 in 2025 with 7 recorded births. This places Anastacio in the bottom 30% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 30 births ranking #2922. Since 1996, the popularity has decreased by 72.0%. In 2025, approximately 1 in every 244,011 boys born was named Anastacio. FALLING Recent data shows the name is currently falling.