Kaelin is a distinctive girls' name in United States, ranking #2392 in 2010 with 79 recorded births. The name reached its all-time peak in 2005 with 196 births ranking #1177. Since 1996, the popularity has decreased by 33.1%. In 2010, approximately 1 in every 22,498 girls born was named Kaelin. FALLING Recent data shows the name is currently falling.