Kaitlin is a distinctive girls' name in United States, ranking #837 in 2012 with 319 recorded births. The name reached its all-time peak in 1996 with 3,136 births ranking #103. Since 1996, the popularity has decreased by 89.8%. In 2012, approximately 1 in every 5,520 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.