Demarcus is a distinctive boys' name in United States, ranking #937 in 2012 with 217 recorded births. The name reached its all-time peak in 1996 with 404 births ranking #510. Since 1996, the popularity has decreased by 46.3%. In 2012, approximately 1 in every 8,740 boys born was named Demarcus. FALLING Recent data shows the name is currently falling.