Haydyn is a distinctive boys' name in United States, ranking #9082 in 2014 with 8 recorded births. This places Haydyn in the bottom 35% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 35 births ranking #3106. In 2014, approximately 1 in every 240,055 boys born was named Haydyn. STABLE Recent data shows the name is currently stable.