Kaidin is a distinctive boys' name in United States, ranking #3845 in 2006 with 26 recorded births. This places Kaidin in the top 27% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 34 births ranking #3311. In 2006, approximately 1 in every 79,043 boys born was named Kaidin. FALLING Recent data shows the name is currently falling.