Caitlyn is a distinctive girls' name in United States, ranking #2346 in 2024 with 78 recorded births. The name reached its all-time peak in 1998 with 2,937 births ranking #115. Since 1996, the popularity has decreased by 96.7%. In 2024, approximately 1 in every 20,682 girls born was named Caitlyn. FALLING Recent data shows the name is currently falling.