Kadie is a moderately popular girls' name in England & Wales, ranking #452 in 2008 with 94 recorded births. The name reached its all-time peak in 2006 with 105 births ranking #398. Since 1996, the popularity has increased by 193.8%. In 2008, approximately 1 in every 3,359 girls born was named Kadie. FALLING Recent data shows the name is currently falling.