Kathleen is a distinctive girls' name in United States, ranking #884 in 2018 with 306 recorded births. This places Kathleen in the top 5% of ranked US girls' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 1996 with 2,107 births ranking #152. Since 1996, the popularity has decreased by 85.5%. In 2018, approximately 1 in every 5,557 girls born was named Kathleen. FALLING Recent data shows the name is currently falling.