Marcio is a distinctive boys' name in United States, ranking #11509 in 2025 with 6 recorded births. The name reached its all-time peak in 2003 with 13 births ranking #5771. Since 1996, the popularity has decreased by 33.3%. In 2025, approximately 1 in every 284,679 boys born was named Marcio. FALLING Recent data shows the name is currently falling.