Casie is a distinctive girls' name in United States, ranking #6856 in 2008 with 19 recorded births. The name reached its all-time peak in 1996 with 107 births ranking #1503. Since 1996, the popularity has decreased by 82.2%. In 2008, approximately 1 in every 99,511 girls born was named Casie. FALLING Recent data shows the name is currently falling.