Hadyn is a distinctive boys' name in United States, ranking #3586 in 2008 with 30 recorded births. This places Hadyn in the top 25% 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 76.5%. In 2008, approximately 1 in every 67,998 boys born was named Hadyn. FALLING Recent data shows the name is currently falling.