Marcio is a distinctive boys' name in United States, ranking #10485 in 2007 with 7 recorded births. The name reached its all-time peak in 2003 with 13 births ranking #5771. Since 1996, the popularity has decreased by 22.2%. In 2007, approximately 1 in every 296,462 boys born was named Marcio. FALLING Recent data shows the name is currently falling.