Kelin is a distinctive boys' name in United States, ranking #5370 in 2010 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 2010, approximately 1 in every 112,848 boys born was named Kelin. FALLING Recent data shows the name is currently falling.