Demarco is a distinctive boys' name in United States, ranking #1511 in 2007 with 105 recorded births. The name reached its all-time peak in 1998 with 194 births ranking #787. Since 1996, the popularity has decreased by 34.8%. In 2007, approximately 1 in every 19,764 boys born was named Demarco. FALLING Recent data shows the name is currently falling.