Kathleen is a moderately popular girls' name in England & Wales, ranking #337 in 2000 with 100 recorded births. The name reached its all-time peak in 1996 with 179 births ranking #227. Since 1996, the popularity has decreased by 44.1%. In 2000, approximately 1 in every 2,732 girls born was named Kathleen. STABLE Recent data shows the name is currently stable.