Kelin is a distinctive boys' name in United States, ranking #4938 in 2005 with 17 recorded births. The name reached its all-time peak in 2006 with 30 births ranking #3483. Since 1996, the popularity has increased by 41.7%. In 2005, approximately 1 in every 117,479 boys born was named Kelin. FALLING Recent data shows the name is currently falling.