Caitlyn is a distinctive girls' name in United States, ranking #1924 in 2023 with 103 recorded births. The name reached its all-time peak in 1998 with 2,937 births ranking #115. Since 1996, the popularity has decreased by 95.6%. In 2023, approximately 1 in every 15,560 girls born was named Caitlyn. FALLING Recent data shows the name is currently falling.