Suan is a distinctive boys' name in United States, ranking #13946 in 2012 with 5 recorded births. This places Suan in the bottom 2% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 9 births ranking #8701. In 2012, approximately 1 in every 379,325 boys born was named Suan. FALLING Recent data shows the name is currently falling.