Kaelin is a distinctive girls' name in United States, ranking #3338 in 2012 with 49 recorded births. This places Kaelin in the top 17% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2005 with 196 births ranking #1177. Since 1996, the popularity has decreased by 58.5%. In 2012, approximately 1 in every 35,934 girls born was named Kaelin. FALLING Recent data shows the name is currently falling.