Demarcus is a distinctive boys' name in United States, ranking #734 in 2006 with 291 recorded births. The name reached its all-time peak in 1996 with 404 births ranking #510. Since 1996, the popularity has decreased by 28.0%. In 2006, approximately 1 in every 7,062 boys born was named Demarcus. FALLING Recent data shows the name is currently falling.