Kaitlin is a distinctive girls' name in United States, ranking #791 in 2011 with 342 recorded births. The name reached its all-time peak in 1996 with 3,136 births ranking #103. Since 1996, the popularity has decreased by 89.1%. In 2011, approximately 1 in every 5,143 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.