Dequan is a distinctive boys' name in United States, ranking #788 in 1999 with 195 recorded births. The name reached its all-time peak in 1996 with 239 births ranking #683. Since 1996, the popularity has decreased by 18.4%. In 1999, approximately 1 in every 9,847 boys born was named Dequan. FALLING Recent data shows the name is currently falling.