Demarco is a distinctive boys' name in United States, ranking #1983 in 2014 with 72 recorded births. The name reached its all-time peak in 1998 with 194 births ranking #787. Since 1996, the popularity has decreased by 55.3%. In 2014, approximately 1 in every 26,673 boys born was named Demarco. FALLING Recent data shows the name is currently falling.