Demarcus is a distinctive boys' name in United States, ranking #764 in 2007 with 288 recorded births. The name reached its all-time peak in 1996 with 404 births ranking #510. Since 1996, the popularity has decreased by 28.7%. In 2007, approximately 1 in every 7,206 boys born was named Demarcus. FALLING Recent data shows the name is currently falling.