Khaidyn is a distinctive boys' name in United States, ranking #4051 in 2011 with 25 recorded births. This places Khaidyn in the top 28% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2013 with 28 births ranking #3709. In 2011, approximately 1 in every 75,960 boys born was named Khaidyn. FALLING Recent data shows the name is currently falling.