Kaitlin is a moderately popular girls' name in United States, ranking #474 in 2008 with 673 recorded births. The name reached its all-time peak in 1996 with 3,136 births ranking #103. Since 1996, the popularity has decreased by 78.5%. In 2008, approximately 1 in every 2,809 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.