Katie is a highly popular girls' name in England & Wales, ranking #15 in 1999 with 3,474 recorded births. This places Katie in the top 1% of ranked UK girls' names for the year. Its actual usage is classified as Popular. The name reached its all-time peak in 1996 with 4,337 births ranking #12. Since 1996, the popularity has decreased by 19.9%. In 1999, approximately 1 in every 81 girls born was named Katie. FALLING Recent data shows the name is currently falling.