Keelin is a distinctive girls' name in United States, ranking #3281 in 2001 with 42 recorded births. The name reached its all-time peak in 2002 with 61 births ranking #2566. Since 1996, the popularity has increased by 10.5%. In 2001, approximately 1 in every 42,870 girls born was named Keelin. FALLING Recent data shows the name is currently falling.