Kaydn is a distinctive boys' name in United States, ranking #11416 in 2015 with 6 recorded births. This places Kaydn in the bottom 19% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 29 births ranking #3684. In 2015, approximately 1 in every 319,376 boys born was named Kaydn. STABLE Recent data shows the name is currently stable.