Katie is a moderately popular girls' name in United States, ranking #107 in 2003 with 3,215 recorded births. The name reached its all-time peak in 1996 with 4,328 births ranking #81. Since 1996, the popularity has decreased by 25.7%. In 2003, approximately 1 in every 568 girls born was named Katie. FALLING Recent data shows the name is currently falling.