Kaelin is a distinctive girls' name in United States, ranking #1438 in 2006 with 157 recorded births. The name reached its all-time peak in 2005 with 196 births ranking #1177. Since 1996, the popularity has increased by 33.1%. In 2006, approximately 1 in every 12,109 girls born was named Kaelin. FALLING Recent data shows the name is currently falling.