Kaelin is a distinctive girls' name in United States, ranking #3202 in 2013 with 51 recorded births. The name reached its all-time peak in 2005 with 196 births ranking #1177. Since 1996, the popularity has decreased by 56.8%. In 2013, approximately 1 in every 34,400 girls born was named Kaelin. FALLING Recent data shows the name is currently falling.