Kaitlin is a moderately popular girls' name in United States, ranking #264 in 2003 with 1,191 recorded births. The name reached its all-time peak in 1996 with 3,136 births ranking #103. Since 1996, the popularity has decreased by 62.0%. In 2003, approximately 1 in every 1,534 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.