Kaitlin is a distinctive girls' name in United States, ranking #4136 in 2021 with 35 recorded births. The name reached its all-time peak in 1996 with 3,136 births ranking #103. Since 1996, the popularity has decreased by 98.9%. In 2021, approximately 1 in every 46,849 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.