Kelyn is a distinctive girls' name in United States, ranking #7910 in 2007 with 16 recorded births. The name reached its all-time peak in 2006 with 22 births ranking #6027. Since 1996, the popularity has increased by 77.8%. In 2007, approximately 1 in every 120,153 girls born was named Kelyn. FALLING Recent data shows the name is currently falling.