Cailey is a distinctive girls' name in United States, ranking #2626 in 2015 with 68 recorded births. The name reached its all-time peak in 1999 with 198 births ranking #1028. Since 1996, the popularity has decreased by 35.2%. In 2015, approximately 1 in every 26,245 girls born was named Cailey. FALLING Recent data shows the name is currently falling.