Keelyn is a distinctive girls' name in United States, ranking #7248 in 2018 with 16 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2596. Since 1996, the popularity has increased by 60.0%. In 2018, approximately 1 in every 106,277 girls born was named Keelyn. FALLING Recent data shows the name is currently falling.