Hadyn is a distinctive boys' name in United States, ranking #6377 in 2013 with 13 recorded births. This places Hadyn in the top 45% 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 decreased by 23.5%. In 2013, approximately 1 in every 145,481 boys born was named Hadyn. FALLING Recent data shows the name is currently falling.