Kaitlin is a moderately popular girls' name in England & Wales, ranking #276 in 2008 with 173 recorded births. The name reached its all-time peak in 2004 with 233 births ranking #198. Since 1996, the popularity has increased by 203.5%. In 2008, approximately 1 in every 1,825 girls born was named Kaitlin. STABLE Recent data shows the name is currently stable.