Hadyn is a distinctive boys' name in United States, ranking #3721 in 2011 with 28 recorded births. This places Hadyn in the top 26% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2003 with 46 births ranking #2325. Since 1996, the popularity has increased by 64.7%. In 2011, approximately 1 in every 67,821 boys born was named Hadyn. FALLING Recent data shows the name is currently falling.