Decorian is a distinctive boys' name in United States, ranking #7115 in 2011 with 11 recorded births. The name reached its all-time peak in 1997 with 18 births ranking #3779. Since 1996, the popularity has increased by 22.2%. In 2011, approximately 1 in every 172,635 boys born was named Decorian. STABLE Recent data shows the name is currently stable.