Kaitlin is a moderately popular girls' name in England & Wales, ranking #241 in 2007 with 212 recorded births. The name reached its all-time peak in 2004 with 233 births ranking #198. Since 1996, the popularity has increased by 271.9%. In 2007, approximately 1 in every 1,444 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.