Demarco is a distinctive boys' name in United States, ranking #1757 in 2015 with 87 recorded births. The name reached its all-time peak in 1998 with 194 births ranking #787. Since 1996, the popularity has decreased by 46.0%. In 2015, approximately 1 in every 22,026 boys born was named Demarco. FALLING Recent data shows the name is currently falling.