Keelyn is a distinctive girls' name in United States, ranking #5025 in 2007 with 29 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2596. Since 1996, the popularity has increased by 190.0%. In 2007, approximately 1 in every 66,291 girls born was named Keelyn. FALLING Recent data shows the name is currently falling.