Caitlin is a distinctive girls' name in United States, ranking #1418 in 2017 with 161 recorded births. The name reached its all-time peak in 1996 with 4,268 births ranking #84. Since 1996, the popularity has decreased by 96.2%. In 2017, approximately 1 in every 10,720 girls born was named Caitlin. STABLE Recent data shows the name is currently stable.