Caitlin is a distinctive girls' name in England & Wales, ranking #525 in 2020 with 76 recorded births. This places Caitlin in the top 7% of ranked UK girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 2003 with 2,277 births ranking #22. Since 1996, the popularity has decreased by 91.6%. In 2020, approximately 1 in every 3,532 girls born was named Caitlin. FALLING Recent data shows the name is currently falling.