Keelyn is a distinctive girls' name in United States, ranking #5025 in 2003 with 25 recorded births. The name reached its all-time peak in 2010 with 70 births ranking #2596. Since 1996, the popularity has increased by 150.0%. In 2003, approximately 1 in every 73,082 girls born was named Keelyn. FALLING Recent data shows the name is currently falling.