Dejon is a distinctive boys' name in United States, ranking #2595 in 2010 with 47 recorded births. The name reached its all-time peak in 1999 with 120 births ranking #1107. Since 1996, the popularity has decreased by 51.5%. In 2010, approximately 1 in every 40,817 boys born was named Dejon. FALLING Recent data shows the name is currently falling.