Demarcus is a distinctive boys' name in United States, ranking #1123 in 2017 with 171 recorded births. The name reached its all-time peak in 1996 with 404 births ranking #510. Since 1996, the popularity has decreased by 57.7%. In 2017, approximately 1 in every 10,821 boys born was named Demarcus. FALLING Recent data shows the name is currently falling.