Kelyn is a distinctive girls' name in United States, ranking #10846 in 2012 with 10 recorded births. The name reached its all-time peak in 2006 with 22 births ranking #6027. Since 1996, the popularity has increased by 11.1%. In 2012, approximately 1 in every 176,074 girls born was named Kelyn. FALLING Recent data shows the name is currently falling.