Kaelin is a distinctive girls' name in United States, ranking #1513 in 2007 with 153 recorded births. The name reached its all-time peak in 2005 with 196 births ranking #1177. Since 1996, the popularity has increased by 29.7%. In 2007, approximately 1 in every 12,565 girls born was named Kaelin. FALLING Recent data shows the name is currently falling.