Cailey is a distinctive girls' name in United States, ranking #1028 in 1999 with 198 recorded births. The name reached its all-time peak in 1999 with 198 births ranking #1028. Since 1996, the popularity has increased by 88.6%. In 1999, approximately 1 in every 8,958 girls born was named Cailey. FALLING Recent data shows the name is currently falling.