Demarcus is a distinctive boys' name in United States, ranking #1006 in 2014 with 205 recorded births. The name reached its all-time peak in 1996 with 404 births ranking #510. Since 1996, the popularity has decreased by 49.3%. In 2014, approximately 1 in every 9,368 boys born was named Demarcus. FALLING Recent data shows the name is currently falling.