Casie is a distinctive girls' name in United States, ranking #8571 in 2021 with 12 recorded births. The name reached its all-time peak in 1996 with 107 births ranking #1503. Since 1996, the popularity has decreased by 88.8%. In 2021, approximately 1 in every 136,643 girls born was named Casie. FALLING Recent data shows the name is currently falling.