Caitlan is a distinctive girls' name in United States, ranking #3603 in 2000 with 36 recorded births. The name reached its all-time peak in 1996 with 51 births ranking #2481. Since 1996, the popularity has decreased by 29.4%. In 2000, approximately 1 in every 50,444 girls born was named Caitlan. FALLING Recent data shows the name is currently falling.