Cayley is a distinctive girls' name in United States, ranking #3609 in 2002 with 37 recorded births. The name reached its all-time peak in 1998 with 75 births ranking #1994. Since 1996, the popularity has decreased by 22.9%. In 2002, approximately 1 in every 48,563 girls born was named Cayley. STABLE Recent data shows the name is currently stable.