Caitlin is a distinctive girls' name in United States, ranking #2190 in 2021 with 85 recorded births. The name reached its all-time peak in 1996 with 4,268 births ranking #84. Since 1996, the popularity has decreased by 98.0%. In 2021, approximately 1 in every 19,291 girls born was named Caitlin. STABLE Recent data shows the name is currently stable.