Kaelin is a distinctive boys' name in United States, ranking #7316 in 2017 with 11 recorded births. This places Kaelin in the bottom 49% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 65 births ranking #1543. Since 1996, the popularity has decreased by 83.1%. In 2017, approximately 1 in every 168,211 boys born was named Kaelin. FALLING Recent data shows the name is currently falling.