Cayley is a distinctive girls' name in United States, ranking #2678 in 2000 with 55 recorded births. The name reached its all-time peak in 1998 with 75 births ranking #1994. Since 1996, the popularity has increased by 14.6%. In 2000, approximately 1 in every 33,018 girls born was named Cayley. STABLE Recent data shows the name is currently stable.