Caitlan is a distinctive girls' name in United States, ranking #17800 in 2009 with 5 recorded births. The name reached its all-time peak in 1996 with 51 births ranking #2481. Since 1996, the popularity has decreased by 90.2%. In 2009, approximately 1 in every 367,374 girls born was named Caitlan. FALLING Recent data shows the name is currently falling.