Demarco is a distinctive boys' name in United States, ranking #1074 in 2001 with 134 recorded births. The name reached its all-time peak in 1998 with 194 births ranking #787. Since 1996, the popularity has decreased by 16.8%. In 2001, approximately 1 in every 14,499 boys born was named Demarco. FALLING Recent data shows the name is currently falling.