Kaitlin is a distinctive girls' name in England & Wales, ranking #529 in 2012 with 80 recorded births. The name reached its all-time peak in 2004 with 233 births ranking #198. Since 1996, the popularity has increased by 40.4%. In 2012, approximately 1 in every 4,026 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.